# Physics-Motion and Force (NTSE Stage-1 (State-Level) Scholastic-Aptitude & Language Comprehension): Questions 6 - 9 of 32

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## Question number: 6

» Physics » Motion and Force

MCQ▾

### Question

A person is standing in an elevator. In which situation, he finds his weight less than actual when

### Choices

Choice (4) Response

a.

the elevator moves downward with uniform velocity

b.

the elevator moves upward with constant acceleration

c.

the elevator moves upward with uniform velocity

d.

the elevator moves downward with constant acceleration

## Question number: 7

» Physics » Motion and Force

MCQ▾

### Question

Inertia is that property of a body by virtue of which the body is

### Choices

Choice (4) Response

a.

unable to change by itself the direction of motion

b.

unable to change by itself the state of rest and of uniform linear motion

c.

unable to change by itself the state of uniform motion

d.

unable to change by itself the state, the rest

## Question number: 8

» Physics » Motion and Force

MCQ▾

### Question

When the speed of a moving body is doubled

### Choices

Choice (4) Response

a.

its kinetic energy is doubled

b.

its potential energy is doubled

c.

its acceleration is doubled

d.

its momentum is doubled

## Question number: 9

» Physics » Motion and Force

MCQ▾

### Question

Which of the following velocity-time graphs represent uniform motion?

### Choices

Choice (4) Response

a.

b.

c.

d.