Home Physics Newton's Laws of Motion Friction and Frictional Force A block of mass m is moving on a rough horiz…
Physics Newton's Laws of Motion Friction and Frictional Force MCQ (Single Correct)

A block of mass m is moving on a rough horizontal surface and its velocity at time t = 0 is found to be then a time varying horizontal force F = 2t is applied on the body in the direction of its velocity then, after the application of force –

A
speed of block increases
B
first decreases then increases
C
work done by friction is negative
D
work done by applied force is positive

Share this question

For Instagram sharing, use “Apps” on mobile or copy the link.

Text Solution

Verified by Experts
The correct answer is:
CHECK THE SOLUTION.

(b, c, d)

Acceleration of block after application of force a = – µg

Prepare Smarter with CGP Edu

Get practice questions, solutions, and test series in one place.

Write a Review

Share your experience with this question and solution.

Commentary

Send your comment, doubt, correction, or feedback to admin.

Student Reviews

What students say about this solution

No reviews yet. Be the first to write a review.

Similar Questions

Explore conceptually related problems

CG
CGP Question Assistant Question Bank + AI Help
Hi! Type your question or upload one screenshot. First I will search related questions from CGP Edu Question Bank. If none match, type YES and I will solve it with AI.
Upload only one screenshot at a time. Flow: Question Bank first → If not matched, type YES for AI solution.