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 Equation with a speed of Equation Equation at an angle of Equation with the field. The force on a proton will be

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

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.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 123

» Physics » Motion and Force

MCQ▾

Question

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

Choices

Choice (4) Response

a.

The slope of a velocity-time graph : Choice A

The Slope of a Velocity-Time Graph: Choice A

The slope of a velocity-time graph

b.

The slope of a velocity-time graph : Choice B

The Slope of a Velocity-Time Graph: Choice B

The slope of a velocity-time graph

c.

The slope of a velocity-time graph : Choice C

The Slope of a Velocity-Time Graph: Choice C

The slope of a velocity-time graph

d.

The slope of a velocity-time graph : Choice D

The Slope of a Velocity-Time Graph: Choice D

The slope of a velocity-time graph

Question number: 124

» Physics » Light

MCQ▾

Question

A prism can have a maximum refracting angle of

Choices

Choice (4) Response

a.

Equation

b.

1 c

c.

Equation

d.

Equation

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