Kinematics (AIIMS Physics): Questions 18 - 22 of 39

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 500 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 350.00 or

Question number: 18

» Kinematics » Relative Velocity

MCQ▾

Question

A bike can be stopped by brakes after at least 10 m, when it moving with a speed of 80kmh . If the same bike is moving with 40kmh , the minimum stopping distance is –

Choices

Choice (4) Response

a.

4m

b.

2m

c.

3m

d.

2.5m

Question number: 19

» Kinematics » Projectile Motion

MCQ▾

Question

The velocity of projection of an oblique projectile is (5i^+12j^)ms. The horizontal range of the projectile is –

Choices

Choice (4) Response

a.

10m

b.

15m

c.

12m

d.

4.9m

Question number: 20

» Kinematics » Uniform and Non-Uniform Motion

MCQ▾

Question

A 500 kg lift is supported by a cable that can support 1000 kg. The shortest distance in which the lift can be stopped when it is descending with a speed of 5ms1 is – (Takeg=10ms2)

Choices

Choice (4) Response

a.

2m

b.

532m

c.

54m

d.

516m

Question number: 21

» Kinematics » Motion in a Straight Line

MCQ▾

Question

A particle moves on a circle of radius r such that the distance covered on the circle varies with time according to the law s=5t2 . What is the total acceleration of the particle at t=1sec .

Choices

Choice (4) Response

a.

10rr2+100

b.

r2+25

c.

r2+100

d.

10rr2+100

Question number: 22

» Kinematics » Position-Time Graphs

MCQ▾

Question

The maximum range of a gun or horizontal range is 25 km. If g = 10 ms-2. The muzzle velocity of the shell must be –

Choices

Choice (4) Response

a.

25ms1

b.

500ms1

c.

2500ms1

d.

510ms1

f Page
Sign In