Kinematics-Motion in a Plane (BITSAT Physics): Questions 1 - 5 of 5

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Question number: 1

» Kinematics » Motion in a Plane

MCQ▾

Question

A man is standing on a spring platform. Reading of spring balance is 60kg wt. If man jumps outside from the platform, then reading of spring balance –

Choices

Choice (4) Response

a.

Increase

b.

Remain same

c.

Decrease to zero

d.

Both a. and c. are correct

Question number: 2

» Kinematics » Motion in a Plane

MCQ▾

Question

An aero plane is moving with a horizontal velocity u at a height h . The velocity of packet dropped from it on the earth’s surface will be

Choices

Choice (4) Response

a.

2gh

b.

2gh

c.

u2+2gh

d.

u22gh

Question number: 3

» Kinematics » Motion in a Plane

MCQ▾

Question

A bomb is dropped from an aero plane moving horizontally at constant speed. If air resistance is taken into consideration, then the bomb –

Choices

Choice (4) Response

a.

Falls on the earth exactly behind the aero plane

b.

Flies with the aero plane

c.

Falls on earth exactly below the aero plane

d.

Falls on the earth ahead of the aero plane

Question number: 4

» Kinematics » Motion in a Plane

MCQ▾

Question

Application of Bernoulli’s theorem can be seen in –

Choices

Choice (4) Response

a.

Helicopter

b.

Dynamic lift of aero plane

c.

Hydraulic press

d.

Question does not provide sufficient data or is vague

Question number: 5

» Kinematics » Motion in a Plane

MCQ▾

Question

An aero plane moving horizontally with a speed of 720kmh drops a food pocket, while flying at a height of 396.9m , the time taken by a food pocket to reach the ground and horizontal range is – (Takeg=9.8ms2)

Choices

Choice (4) Response

a.

8secand1500m

b.

3secand2000m

c.

5secand500m

d.

9secand1800m

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