# Physics (NTSE Stage-1 (State-Level) Scholastic-Aptitude & Language Comprehension): Questions 120 - 124 of 136

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## Question number: 120

» Physics » Motion and Force

MCQ▾

### Question

A proton enters a magnetic field of flux density with a speed of at an angle of with the field. The force on a proton will be

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 121

» Physics » Magnetism & Electricity at Work

MCQ▾

### Question

Hysteresis loss for steel is……that for iron.

### Choices

Choice (4) Response

a.

Greater than

b.

Less than

c.

Equal to

d.

All of the above

## Question number: 122

» Physics » Magnetism & Electricity at Work

MCQ▾

### Question

A wire of resistance R is elongated n-fold to make a new uniform wire. The resistance of new wire

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 123

» Physics » Motion and Force

MCQ▾

### Question

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

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 124

» Physics » Light

MCQ▾

### Question

A prism can have a maximum refracting angle of

### Choices

Choice (4) Response

a.

b.

1 c

c.

d.

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