Laws of Motion-Laws of Friction (BITSAT Physics): Questions 1 - 2 of 2

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Question number: 1

» Laws of Motion » Laws of Friction

MCQ▾

Question

If the coefficient of friction of a plane inclined at 30° is 0.4 , then acceleration of a body sliding freely on it is (g=9.8ms2)

Choices

Choice (4) Response

a.

2.54ms2

b.

9.8ms2

c.

1.51ms2

d.

4.9ms2

Question number: 2

» Laws of Motion » Laws of Friction

MCQ▾

Question

If a cyclist moving with a speed of 4.9ms on a level road can take a sharp circular turn of radius 4m , then coefficient of friction between the cycle tires and road is –

Choices

Choice (4) Response

a.

0.71

b.

0.51

c.

0.61

d.

0.41

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