Laws of Motion (NEET Physics): Questions 64 - 67 of 114

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 2098 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 550.00 or

Question number: 64

» Laws of Motion » Laws of Friction

MCQ▾

Question

The coefficient of static friction between a block of mass m and an inclined plane is n s = 0.3. What can be the maximum angle 9 of the inclined plane with the horizontal so that the block does not slip on the plane?

Choices

Choice (4) Response

a.

tan -1 (0.3)

b.

tan -1 (0.4)

c.

tan -1 (0.1)

d.

tan -1 (0.2)

Question number: 65

» Laws of Motion » Laws of Friction

MCQ▾

Question

If the coefficient of friction between an insect and bowl is u and the radius of the bowl is r, find the maximum height to which the insect can crawl in the bowl.

Choices

Choice (4) Response

a.

R[11μ2+1]

b.

R[11μ2+1]

c.

R[11μ21]

d.

R[1+1μ2+1]

Question number: 66

» Laws of Motion » Force and Inertia

MCQ▾

Question

A body of mass 50kg resting on a smooth inclined plane is connected by a massless inextensible string passing over a smooth pulley, at the top of the inclined plane have another mass of 40 kg as shown in the figure. The distance through which 50 kg mass fall in 10 sec will be - (The angle of the inclined plane is 30°)

Body of mass 50kg is on rest at inclined plane

Body of Mass 50kg Is on Rest at Inclined Plane

Formation of pulley system on the inclined plane

Choices

Choice (4) Response

a.

1.304 m

b.

81.5 m

c.

13.04 m

d.

1.63 m

Question number: 67

» Laws of Motion » Force and Inertia

MCQ▾

Question

A rope of length 25 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.

11 N

b.

36 N

c.

18 N

d.

All of the above

f Page
Sign In