Laws of Motion-Force and Inertia (NEET Physics): Questions 37 - 40 of 56

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Question number: 37

» Laws of Motion » Force and Inertia

MCQ▾

Question

What is the tension in a rod of length L and mass M at a distance y from F, when the rod is acted on by two unequal forces F1 and F2 (

Tension in a rod of length L and mass M

Tension in a Rod of Length L and Mass M

Rod is acted on by two unequal forces F1 and F2

Choices

Choice (4) Response

a.

MLY(F1F2M)

b.

F1(1+YL)+F2(YL)

c.

MLY(F1+F2M)

d.

F1(1YL)+F2(YL)

Question number: 38

» Laws of Motion » Force and Inertia

MCQ▾

Question

A rope of length 15 m and linear density 2 kg/m is lying length wise on a horizontal smooth table. It is pulled by a force of 25 N. The tension in the rope at the point 7 m away from the point of application, will be –

Choices

Choice (4) Response

a.

13.33 N

b.

36.67 N

c.

11.67 N

d.

All of the above

Question number: 39

» Laws of Motion » Force and Inertia

MCQ▾

Question

In above question, what is the tension in each string?

Choices

Choice (4) Response

a.

13mg

b.

43mg

c.

53mg

d.

23mg

Question number: 40

» Laws of Motion » Force and Inertia

MCQ▾

Question

In the situation shown in figure, both the pulleys and the strings are light and all the surfaces are frictionless. The acceleration of mass M, tension in the string PQ and force exerted by the clamp on the pulley, will respectively be (block A = M and B = 2M and force is 2Mg)

Choices

Choice (4) Response

a.

2g,12g,2Mg

b.

13g,23Mg,3Mg

c.

13g,13Mg,23Mg

d.

23g,13Mg,23Mg

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