Ask a Doubt

Request a call back

Join NOW to get access to exclusive study material for best results

CBSE Class 12-science Answered

<div>if a and b are unit vectors inclined at an angle "X" to each other and |a×b|<1, what is the range of angle 'x'?</div>

Asked by Malavika Umesh | 03 May, 2015, 09:45: PM

Expert Answer

open vertical bar a with rightwards arrow on top cross times b with rightwards arrow on top close vertical bar less than 1 rightwards double arrow open vertical bar a with rightwards arrow on top close vertical bar open vertical bar b with rightwards arrow on top close vertical bar open vertical bar sin X close vertical bar less than 1 rightwards double arrow 1 cross times 1 cross times open vertical bar sin X close vertical bar less than 1 space.... open parentheses because a with rightwards arrow on top space a n d space b with rightwards arrow on top space a r e space u n i t space v e c t o r s. close parentheses rightwards double arrow open vertical bar sin X close vertical bar less than 1 rightwards double arrow X element of open square brackets 0 comma straight pi close square brackets minus open curly brackets straight pi over 2 close curly brackets

Answered by satyajit samal | 04 May, 2015, 01:25: PM

Practice Test

Webinar

Pre Board Assessment

Concept Videos

Answered Unanswered My Questions My Answers

CBSE 12-science - Maths

Find the area of a triangle joining the points A(1,1,1), B(1,2,3), and C(2,3,1) as its vertices. The above question is from the vectors chapter.

Asked by sujaychandramouli | 24 May, 2022, 10:46: AM

ANSWERED BY EXPERT

CBSE 12-science - Maths

17th sum plz

Asked by lovemaan5500 | 07 Feb, 2020, 09:49: AM

ANSWERED BY EXPERT

CBSE 12-science - Maths

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

Asked by haroonrashidgkp | 02 Nov, 2018, 06:47: PM

ANSWERED BY EXPERT

CBSE 12-science - Maths

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

Asked by haroonrashidgkp | 02 Nov, 2018, 06:46: PM

ANSWERED BY EXPERT

CBSE 12-science - Maths

Please help me out with this question

Asked by akshitaasia | 19 Mar, 2018, 11:09: AM

ANSWERED BY EXPERT

CBSE 12-science - Maths

If

, then find

.

Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM

ANSWERED BY EXPERT

CBSE 12-science - Maths

The vectors

are the diagonal of a parallelogram. What is the area of the parallelogram?

Asked by Topperlearning User | 13 Aug, 2016, 06:52: PM

ANSWERED BY EXPERT

CBSE 12-science - Maths

Find the area of parallelogram whose adjacent sides are given by vector

and

.

Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM

ANSWERED BY EXPERT

CBSE 12-science - Maths

If

are two vectors, such that

and

is a unit vector, then find the angle between the vectors

.

Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM

ANSWERED BY EXPERT

CBSE 12-science - Maths

Show that the vectors

and

are coplanar

Asked by Topperlearning User | 13 Aug, 2016, 07:01: PM

ANSWERED BY EXPERT

My Class Videos Tests Plans Ask a Doubt

×