Banner 0
Banner 1
Banner 2
Banner 3
Banner 4
Banner 5
Banner 6
Banner 7
Banner 8
Banner 9

Q.

A 20-kg block is placed on top of a 50-kg block as shown in figure. An horizontal force F acting on A causes an acceleration of 3 ms−2 to A and 2 ms−2 to B as shown in the figure. For this situation, mark out the correct statement(s).

see full answer

High-Paying Jobs That Even AI Can’t Replace — Through JEE/NEET

🎯 Hear from the experts why preparing for JEE/NEET today sets you up for future-proof, high-income careers tomorrow.
An Intiative by Sri Chaitanya

a

The friction force between A and B is 40 N.

b

The net force acting on A is 150 N.

c

The value of F is 190 N.

d

The value of F is 150 N.

answer is A.

(Unlock A.I Detailed Solution for FREE)

Best Courses for You

JEE

JEE

NEET

NEET

Foundation JEE

Foundation JEE

Foundation NEET

Foundation NEET

CBSE

CBSE

Detailed Solution

As the acceleration of A and B are different, it means there is relative motion between A and B. The free-body diagram of A and B can be drawn as below.For A, F−f=MaA=50×3For B, f=maB=20×2 ⇒ f=40N, F=190N
Watch 3-min video & get full concept clarity
score_test_img

courses

No courses found

Get Expert Academic Guidance – Connect with a Counselor Today!

whats app icon