1
AP EAPCET 2021 - 19th August Morning Shift
MCQ (Single Correct Answer)
+1
-0

A particle of mass m, moving with a velocity v makes an elastic collision in one dimension with a stationary particle of mass m. During the collision, they remain in contact with each other for an extremely small time T. Their force of contact, with time is shown in the figure. Then, F0

AP EAPCET 2021 - 19th August Morning Shift Physics - Center of Mass and Collision Question 4 English

A
$$\frac{2mv}{T}$$
B
$$\frac{4mv}{3T}$$
C
$$\frac{mv}{T}$$
D
$$\frac{3mv}{T}$$
2
AP EAPCET 2021 - 19th August Morning Shift
MCQ (Single Correct Answer)
+1
-0

The sum of moments of all the particles in a system about its centre of mass is always

A
minimum
B
zero
C
maximum
D
infinite
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