NEET Physics: Questions 228 - 233 of 2142

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 2142 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: 228

» Kinematics » Average Speed and Instantaneous Velocity

MCQ▾

Question

A body of mass 0.02 kg falls from a height of 5 meter into a pile of sand. The body penetrates the sand a distance of 5 cm before stopping. What force has the sand exerted on the body?

Choices

Choice (4) Response

a.

1.96 N

b.

-0.196 N

c.

-19.6 N

d.

0.0196 N

Question number: 229

» Kinematics » Uniform and Non-Uniform Motion

MCQ▾

Question

A fire man has to carry an injured person of mass 40 kg from the top of a building with the help of the rope which can withstand a load of 100 kg. The acceleration of the

Fireman if his mass is 80 kg, will be

Choices

Choice (4) Response

a.

9.8 m/s 2

b.

17.97 m/s 2

c.

1.63 m/s 2

d.

8.17 m/s 2

Question number: 230

» Physics and Measurement » Fundamental and Derived Units. Least Count

MCQ▾

Question

A Vernier caliper N divisions of Vernier scale coincides with N - 1 divisions of main scale (in which length of one division is 1 mm). The least count of the instrument should be

Choices

Choice (4) Response

a.

1 10 N

b.

N-1

c.

N

d.

1/N - 1

Question number: 231

» Rotational Motion » Angular Momentum

MCQ▾

Question

A wheel rotates with a constant acceleration of 2.0 radian/sec 2. It the wheel starts from rest, the number of revolutions it makes in the first ten seconds will be approximately

Choices

Choice (4) Response

a.

16

b.

8

c.

24

d.

32

Question number: 232

» Laws of Motion » Force and Inertia

MCQ▾

Question

A body of mass 20 kg moving with a velocity of 5 m/s is to be stopped by a resistive force in 25 sec, the force will be

Choices

Choice (4) Response

a.

10 N

b.

5 N

c.

100 N

d.

50 N

Passage

Three concentric spherical conductors A, B and C of radii R, 2R and 4R respectively. A and C is shorted and B is uniformly charged.

Three concentric spherical conductors

Three Concentric Spherical Conductors

Three concentric spherical conductors A, B and C of radii R, 2R and 4R respectively.

Question number: 233 (1 of 3 Based on Passage) Show Passage

» Electrostatics » Electric Potential

MCQ▾

Question

Charge on conductor A is

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

All of the above

f Page
Sign In