Ask a Doubt
Request a call back

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

CBSE Class 11-science Answered

A rocket is fired vertically and ascends with constant  vertically accleration of 20 m/sec.^2 for 1 min. The fuel is then all used and  it continues as a free particle. Find the

(i) Maximum height reached by the rocket,

(ii) Total time elapsed from the take off till the rocket strikes the earth ( g = 10 m/sec.^2)

Asked by sudhanshubhushanroy | 28 Jun, 2017, 08:22: PM
answered-by-expert Expert Answer
Kindly refer the following link for your answer:
 
http://www.topperlearning.com/forums/home-work-help-19/a-rocket-is-fired-vertically-and-ascends-with-constant-verti-physics-motion-in-a-plane-motion-in-two-dimensions-96899/reply
Answered by Yashvanti Jain | 29 Jun, 2017, 10:21: AM

Concept Videos

Multiple Choice Questions Practice Test
Answered Unanswered My Questions My Answers
CBSE 11-science - Physics
A block of mass m is placed on a wedge as shown. Find difference between maximum and minimum (a(max) – a(min) ) horizontal rightward acceleration of wedge for which block remains at rest with respect to wedge. (A) 10g/9 (B) g/9 (C) g (D) None of these
question image
Asked by sahuaryanbro1.0 | 01 Jan, 2023, 10:17: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 11-science - Physics
find the velocity in rms
Asked by kashyspalbert91 | 11 Mar, 2022, 04:11: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 11-science - Physics
Assertion :pseudo force in an imaginary force which is recognized only by a non inertial observer to explain the physical situation according to Newton's laws Reason:pseudo force has no physical origin of the the basic interaction in nature, it doesn't exist as on action reaction .
Asked by Sainajena311 | 23 Oct, 2019, 09:39: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 11-science - Physics
What are contact forces? Give some examples of contact and non contact forces.
Asked by Topperlearning User | 05 Jun, 2014, 02:29: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 11-science - Physics
What is Normal Reaction? Explain with diagram.
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 11-science - Physics
Give the formula of Spring Force and state the significance of the negative sign.
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 11-science - Physics
A gardener is mowing a lawn by pushing and pulling the machine. In which condition is the normal force highest?
Asked by Topperlearning User | 05 Jun, 2014, 03:48: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 11-science - Physics
Consider a book lying on a table. Which forces are acting on the book?
Asked by Topperlearning User | 05 Jun, 2014, 03:54: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 11-science - Physics
What do you mean by equilibrium under concurrent forces?
Asked by Topperlearning User | 05 Jun, 2014, 03:55: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 11-science - Physics
Two forces of 5 kg and 12 kg are connected at the two end of the light inextensible string that passes over a frictionless pulley. Find the acceleration of the masses and the tension in the string, when the masses are released.
Asked by Topperlearning User | 05 Jun, 2014, 04:04: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
My Class Videos Tests ₹ Plans Ask a Doubt
Get Latest Study Material for Academic year 24-25 Click here
×