### CBSE XII Science Maths Vector Algebra

## If a,b,c are 3 mutually perpendicular vectors of the same magnitude, prove that a+b+c is equally inclined with vectors a,b and c.

**sunil2791**21st November 2017 6:00 PM

### CBSE XII Science Maths Three Dimensional Geometry

## How can we find out foot of perpendicular and image of a point in plane ?
Gow can we find out equation of plane passing through 2 planes?

**Vishal**21st November 2017 10:50 PM

### CBSE XI Science Maths Straight Lines

## How to approach to its answer...
Asked by **nitishkrnehu09**
23rd November 2017
9:48 AM
Answered by Expert

**nitishkrnehu09**23rd November 2017 9:48 AM

### CBSE XII Science Maths Vector Algebra

## If a,b are two vectors then prove that (a/|a|^2 - b/|b|^2)^2 = (a-b)^2 / (|a|^2|b|^2)^2.

**sunil2791**24th November 2017 7:30 PM

### JEE Plances ALL Class Maths 3D Geometry

## Answer this please

**Umesh**1st December 2017 9:51 AM

### CBSE XII Science Maths

## For any vector a the value of (a×i)^2 +(a×j)^2 +(a×k)^2 is?

**syedlysa**10th February 2018 6:03 PM

### JEE Plances JEE (Main) Maths

## A vector a has components 2p and 1 with respect to a rectangular Cartesian system. This system is rotated through a certain angle about the origin in the counter clockwise sense. If, with respect to the new system, vector a has components p+1 and l, then p=?

**saket**12th April 2018 11:29 AM

### JEE Plances JEE (Main) Physics

## Find the vector area of a triangle whoose vertices are a,b,c

**venkat**18th April 2018 10:54 AM

### JEE Plances JEE (Main) Physics

## Solve the following

**venkat**18th April 2018 11:36 AM

### CBSE XI Science Physics Physical World

## Show that A vector . B vector = 1/4 [(A vector + B vector)2 - ( A vector - B vector)2].

**sudhirhanda144**22nd April 2018 3:38 PM

### CBSE XI Science Physics Physical World

## If A vector and B vector = 0 vector and A vector . B vector = 0, does it imply that one of the vectors A vector or B vector must be a null vector?

**sudhirhanda144**22nd April 2018 3:49 PM

### NEET1 NEET1 Physics

## what is vector

**anithanagaraj40**12th August 2018 3:19 PM

### JEE Plances JEE (Main) Maths

## Sir Pl solve qs no 57 as attached

**shobhit**6th September 2018 8:43 AM

### JEE Plances JEE (Main) Maths

## Sir Pl solve ques no 15

**shobhit**6th September 2018 8:47 AM

### JEE Plances JEE (Main) Maths

## Sir pl solve qs no-5

**shobhit**6th September 2018 8:51 AM

### CBSE XI Science Physics

## Prove that-

**dineshchem108**13th September 2018 10:23 AM

### CBSE XII Science Maths

## Find the value of i X ( j + k) + j X ( k + i) + k X ( i + j) i j and k and k are unit vector Give complete solution do not go shortcut

**haroonrashidgkp**31st October 2018 5:50 PM

### CBSE XII Science Maths

## if vector a = 4 i + 5j – k , vector b = i – 4j + 5 k and vector c = 3i + j – k, find a vector d which is perpendicular to both vector a and vector b for which a vector . d vector = 21 i j and k and k are unit vector

**haroonrashidgkp**1st November 2018 7:26 PM

### CBSE XII Science Maths

## verify that a x ( b + c) = ( a x b) + ( a x c) a = i – j – 3k b = 4i – 3j + k c = 2i – j +2k a , b and c are vector i j and k and k are unit vector

**haroonrashidgkp**1st November 2018 7:28 PM

### CBSE XII Science Maths

## verify that a x ( b + c) = ( a x b) + ( a x c) a = 4i – j + k b = i + j + k c = i- j + k a , b and c are vector i j and k and k are unit vector

**haroonrashidgkp**1st November 2018 7:30 PM

### CBSE XII Science Maths

## find area of IIgm whose diagonals are represented by vectors d1 = 2i – j + k d2 = 3i + 4j – k i j and k and k are unit vector

**haroonrashidgkp**1st November 2018 7:32 PM

### CBSE XII Science Maths Vector Algebra

## using vectors find the area of triangle ABC whose vertices are: A(1,1,2) B(2,3,5) AND C(1,5,5)

**haroonrashidgkp**2nd November 2018 6:46 PM

### CBSE XII Science Maths Vector Algebra

## using vectors find the area of triangle ABC whose vertices are: A(1,-1,2) B(2,1,-1)AND C(3,-1,2)

**haroonrashidgkp**2nd November 2018 6:47 PM

### CBSE XII Science Maths

## Show that the points having position vector a , b , ( c = 3 a – 2b) are collinear whatever a b and c a , b and c are vector explain in great detail

**haroonrashidgkp**2nd November 2018 9:27 PM

### CBSE XII Science Maths

## Find a unit vector perpendicular to the plane ABC, where the points A,B,C are(3,-1,2) , (1 ,-1, -3) and ( 4, -3, 1) respectively explain in great detail

**haroonrashidgkp**2nd November 2018 9:27 PM

### CBSE XII Science Maths

## If a = i – 2j + 3k and b = i – 3k then find I b X 2aI i j and k and k are unit vector

**haroonrashidgkp**2nd November 2018 9:28 PM

### CBSE IX Physics

## In the diagram vector A has magnitude 12 m and vector B has magnitude 8 m. The x component of vector a + vector b is about A) 5.5m B) 7.6m C) 12m D) 14m

**Rajendra**3rd January 2019 2:54 PM

### JEE Main Maths Three Dimensional Geometry

## let ABC be a triangle with position vectors of its erties as 7j+10k,-i+6j+6k and -i+4j+6k.Then AB is a

**g_archanasharma**15th April 2019 6:07 PM

### JEE Main Physics Kinematics

## Let magnitude of three vectors a=2; b=3 ; c=6. Angle between any two vector is 120 degree and the vector are coplaner ,find magnitude of resultant vector

**tusharbailwal8**22nd April 2019 7:26 AM

### ICSE XI Science Physics

## What is the component of 3i^+4j^ along i^+j^

**Sunita**11th May 2019 11:51 AM

### JEE Main Physics

## Ram in his Santro accelerates at the rate of (3i^−2j^)(3i^−2j^) m/s2,m/s2, while Shyam in his Maruti accelerates at (6i^+2j^) m/s2(6i^+2j^) m/s2. They both start from rest at the origin of an xy coordinate system. After 5s. How far apart are the

**hj40274**15th May 2019 7:37 PM

### CBSE XI Science Physics

## If two vectors a=3i+4j and b=-i-4j. Calculate the direction of a+b

**sreyad4824**18th May 2019 5:26 PM

### CBSE XI Science Physics

## v vector = 2icap + 3jcap ; a vector = icap + jcap. find rate of change of direction at an instant?

**kapilkulhari**24th May 2019 8:27 PM

### JEE Main Physics

## there are A,B and A+B non zero vctors and A+B is perpandicular to vector B sooo

A A>B

B A>=B

C A>B/

D A>=B/

**yashu1129**5th June 2019 8:58 AM

### NEET NEET Physics Physics and Measurement

## Kind of struggling with this particular vector problem. How should i THINK through it?

**astutijoshi**2nd July 2019 4:36 PM

### NEET NEET Physics

## What is the value of x

**Prashant DIGHE**10th July 2019 4:03 PM

### JEE Main Physics

## At what angle should two force vectors 2f and √2f act so that the resultant force is √10f

**rorshack24**14th July 2019 9:49 AM

### NEET NEET Physics

## If the resultant forces inclined at 60° to each other is ✓3Q, what will be their resultant if they are inclined at 120° to each other.

**brijk456**1st August 2019 9:58 AM

### NEET NEET Physics

## If resultant of two vectors a & b is shown in the figure is ✓7b. The value of a/b.

**brijk456**1st August 2019 10:00 AM

### NEET NEET Physics Kinematics

## Please solve question 30

**brijk456**1st August 2019 10:34 AM

### CBSE XI Science Physics

## two vectors A and B have equal mag itudes.if magnitudes of A+B is equal to n times the magnitude of A-B.What is the angle between A andB? IS THESE TYPES OF QUESTIONS IMPORTANT FOR OUR EXAMINATION POINT OF VIEW?

**ABHILASHA**5th August 2019 8:53 PM

### CBSE XI Science Physics

## what is the angle between vector A and resultant of vector A+B AND vector A-B ?

**ABHILASHA**5th August 2019 8:57 PM

### CBSE XI Science Physics

## the resultant of vector A and vector B IS perpendicular to vector A.What is the angle between vector A AND VECTOR b? is this type of questions important....??

**ABHILASHA**5th August 2019 9:00 PM

### CBSE XI Science Physics

## if the sum of two unit vectors is a unit vector,then calculate magnitude of their differnce.

**ABHILASHA**5th August 2019 9:03 PM

### CBSE XI Science Physics

## Two orces equal to P newton and 2P newton and 2P Newton act on a particle.if first be doubled and second be increased by 20N,the direction of the resultant is unaltered.Find the value of P.

**ABHILASHA**5th August 2019 9:06 PM

### CBSE XI Science Physics

## If avector=2i^+2j^+k^,bvector=-1^+j^+2k^ and cvector =3i^+j^ such that avector +lemda b vector is perpendicular to cvector,find lemda

**shamim25ah**19th August 2019 5:41 PM

### CBSE XI Science Physics

## why vectors are not subtracted

**harshbagdi.bawana**21st August 2019 7:42 PM

### CBSE XI Science Physics

## OA, OB and OC represent in magnitude and direction three vectors P, Q and R. If P + Q = 2R, prove that C is the midpoint of AB.

**shamparana.rana1**9th September 2019 7:16 PM

### CBSE XI Science Physics

## find the angle between the vectors Ä= i^ -2j^ + 3k^ and b vector = -i^ + 2j^ + 3k^

**kapilkulhari**24th September 2019 9:02 AM

### NEET NEET Physics

## Maximum minimum magnitudes of the resultant do two vectors of magnitude P and q are found to be 3:1 what is the relation

**arulpravin.926**9th October 2019 7:48 AM

### CBSE XII Science Maths Vector Algebra

## Plz answer circed question using the figure alongside

**lovemaan5500**15th December 2019 8:54 PM

### CBSE XI Science Physics

## THE angle b/w A=(i cap+j cap) and B=(i cap-j cap) is

**ABHILASHA**18th February 2020 6:57 PM

### CBSE XII Science Maths Vector Algebra

## a=-2i+j-3k,b=5i+3j-2k if 3a+2b-c then third vector is

**gurupadam3101985**11th April 2020 10:06 AM

### CBSE XI Science Physics Motion in a Plane

## List of vector formulas

**avneetavi**28th April 2020 6:16 PM

### NEET NEET Physics Kinematics

## If |a-b| = |a| = |b|, then the angle between a and b is? (VECTORS)

**fireakanksha**4th May 2020 8:08 PM

### CBSE X Physics

## Please solve following

**jadhavshivam27**12th May 2020 1:00 PM

### CBSE XI Science Physics Physical World

## two vectors a and b have sum of their magnitude as 20. if magnitude of their resultant is 6 and perpendicualr tot the smaller vector, find a and b.

**sadhanniloy**13th May 2020 9:35 PM

### CBSE XI Science Physics

## Vectors: What do you really mean by 'formula for projection of

**drhimasingh**18th May 2020 3:49 PM

### CBSE XI Science Physics

## What is meant by ' projection of a vector on b'? Is it related to components? What's the formula and derivation?

**drhimasingh**18th May 2020 3:51 PM

### CBSE XI Science Physics Motion in a Plane

## Find the cosine angle between vector 4i + 3j + k and 2i- j+2k.Find the cosine angle between vector 4i + 3j + k and 2i- j+2k.

**deepakprakash.vaishnav3**1st August 2020 11:16 AM

### CBSE XI Science Physics

## It is given that the sum of two-unit vectors is a unit vector. Magnitude of their difference is a)1.414.... b)1.732.... c)2.236.... d)1

**Kusum and Sanjeet**8th August 2020 10:41 PM

### CBSE XI Science Physics Motion in a Plane

## If IA×B| = A•B, what is the angle between A and B?

**gkgoraya445**21st August 2020 8:13 PM

### ICSE XII Science Physics

## Please give answer these questions

**nranjith65001**22nd February 2021 8:32 AM

### CBSE XI Science Physics Motion in a Plane

## let angle beyween two nonzero vectors A bar and Bbar 120° and resultant be C bar

**abhirathpatil1010**13th March 2021 2:38 PM

### CBSE XI Science Physics Motion in a Plane

## Doubt in attached image

**agarwalakshat2705**12th June 2021 12:04 PM

### NEET NEET Physics Kinematics

## the unit vector perpendicular to A=2i+3j+k and B=I+j+k is

**suseelakada123**25th July 2021 3:22 PM

### CBSE XI Science Physics Motion in a Plane

## Find the resultant and the direction of resultant of two vectors A and B with angle between them

**neerajchauhan000000**23rd September 2021 3:33 PM

### CBSE XII Science Maths Vector Algebra

## v=e^xyz(i+j+k) find curl v

**abhimeena1011**18th January 2022 10:43 AM

### NEET NEET Physics Kinematics

## pls explain this answer ..

**surabhilakhara7299**21st January 2022 12:52 AM

### CBSE XI Science Physics Motion in a Plane

## if |A|=|B|=|A-B|, then find the angle b/w the two vectors

**kaziryan.05**13th April 2022 9:01 PM

### JEE Main Physics Kinematics

## Consider three vectors vector A, vector B, vector C. It is given that vector A and vector B lie in the x-y plane and the direction of vector C is along (+k^). Also, it is known that |vector A|=10 and |vector B|=6 units and the three vectors are related by the relation vector A=vector B - alpha(vector B X vector C), where alpha is some postive constant. Now, if only the magnitude of vector C is doubled, then what should the magnitude of vector B be, for which vector A remains unchanged (both in magnitude and direction)?

**sd8022567**9th June 2022 1:02 PM

### JEE Main Physics Kinematics

## boy a is standing at a point 3 m west and 4 m south to boy b. assume the east and the north towards the positive x and y axis of coordinate system. boy a starts moving along a vector a =1.5 i +2 j with a constant speed of 2m/s for 5 seconds and stops. now how far is the boy a from the boy b

**nutankumari95074**12th June 2022 1:28 PM

### JEE Main Physics Kinematics

## find the vector which is perpendicular to both A and B but have magnitude equal to that of B A=3i^-2j^,b=4i^+3j^-k^

**anjanajyothi1234**19th June 2022 8:05 AM

### NEET NEET Physics Kinematics

## explain

**adititiwari601**24th June 2022 9:03 PM

### NEET NEET Physics Kinematics

## explain

**adititiwari601**25th June 2022 9:04 AM

### NEET NEET Physics Kinematics

## explain

**adititiwari601**25th June 2022 1:23 PM

### JEE Main Physics Kinematics

## if vector P +vector Q = vector R and vector P vector - vector Q = vector S , then R²+S² is equal to

**mrudhulaprakashmanda844**13th July 2022 8:39 PM

### CBSE XII Science Maths Vector Algebra

## If |𝑎⃗| = 3 and −1 ≤ 𝑘 ≤ 2, then |𝑘𝑎⃗| lies in the interval (a) [0,6] (b) [−3,6] (c) [3,6] (d) [1,2]

**mohdtayyab682**18th January 2023 10:34 PM

### NEET NEET Physics Kinematics

## solve without using vectors

**myindiaisbad**5th April 2023 2:32 PM