# Physics (NTSE Stage-2 (National-Level) Scholastic-Aptitude & Language Comprehension): Questions 53 - 58 of 73

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## Question number: 53

» Physics » Sound

MCQ▾

### Question

If the temperature of the atmosphere is increased the following character of the sound wave is affected

### Choices

Choice (4) Response

a.

velocity

b.

wavelength

c.

frequency

d.

amplitude

## Question number: 54

» Physics » Source of Energy

MCQ▾

### Question

Electricity from the ocean can be generated based on utilizing

### Choices

Choice (4) Response

a.

stored thermal energy but not kinetic energy of the waves

b.

kinetic energy of the waves as well as stored thermal energy

c.

kinetic energy of the waves but not stored thermal energy

d.

neither kinetic energy of the waves nor stored thermal energy

## Question number: 55

» Physics » Magnetism & Electricity at Work

MCQ▾

### Question

Two conducting wires of the same material and of equal lengths and equal diameters are first connected in series and then in parallel in a circuit across the same potential difference. The ratio of heat produced in series and parallel combination would be

### Choices

Choice (4) Response

a.

1: 4

b.

1: 2

c.

4: 2

d.

2: 2

## Question number: 56

» Physics » Sound

MCQ▾

### Question

Frequency range of the audible sounds is

### Choices

Choice (4) Response

a.

0 Hz - 30 Hz

b.

20 kHz - 20, 000 kHz

c.

20 Hz - 20 kHz

d.

20 kHz - 20 MHz

## Question number: 57

» Physics » Source of Energy

MCQ▾

### Question

In India, uranium is found in

### Choices

Choice (4) Response

a.

b.

Jharkhand

c.

d.

Odisha

## Question number: 58

» Physics » Sound

MCQ▾

### Question

Sound waves of wavelength greater than that of audible sound are called

### Choices

Choice (4) Response

a.

ultrasonic waves

b.

sonic waves

c.

seismic waves

d.

infrasonic waves

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