Physics (NTSE Stage-2 (National-Level) Scholastic-Aptitude & Language Comprehension): Questions 13 - 17 of 73

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Question number: 13

» Physics » Motion and Force

MCQ▾

Question

Why is it difficult to drive a car on a rainy day?

Choices

Choice (4) Response

a.

On wet road friction decreases

b.

On wet road friction increases

c.

The brakes of car does not work

d.

All of the above

Question number: 14

» Physics » Measurement

MCQ▾

Question

The value of 25°C on Fahrenheit scale is

Choices

Choice (4) Response

a.

35°C

b.

22°F

c.

25°F

d.

77°F

Question number: 15

» Physics » Magnetism & Electricity at Work

MCQ▾

Question

Two electromagnets shown in the figure above

Two Electromagnets Shown in the Figure Above

Both electromagnets consist of a coil of insulated wire wrapped around an iron core.

Both electromagnets (A) and (B) consist of a coil of insulated wire wrapped around an iron core. Then,

Choices

Choice (4) Response

a.

electromagnet (A) has more strength of magnetic field

b.

electromagnet (B) has more strength of magnetic field

c.

Data insufficient

d.

electromagnets (A) and (B) have same strength of magnetic field

Question number: 16

» Physics » Motion and Force

MCQ▾

Question

Graph of Distance (km) vs. Time (min)

Graph of Distance (Km) vs. Time (Min)

Showing the graph of Distance vs. Time and slope made by it

What is the average speed between time 4 min and 20 min?

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 17

» Physics » Motion and Force

MCQ▾

Question

The numerical ratio of displacement to the distance covered is always

Choices

Choice (4) Response

a.

Equal to or less than 1

b.

Equal to 1

c.

less than 1

d.

Equal to or greater than 1

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