BITSAT Physics: Questions 22 - 27 of 382

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Question number: 22

» Physics and Measurement » Technology and Society

MCQ▾

Question

The discoverer of loudness and intensity of sound is –

Choices

Choice (4) Response

a.

Newton

b.

Edison

c.

Laplace

d.

Bell

Question number: 23

» Current Electricity » Electric Current

MCQ▾

Question

When the key K is pressed at time Equation , then which of the following statement about the current Equation in the resistor Equation of the given circuit is true?

Circuit diagram of two resistors and a capacitor

Circuit Diagram of Two Resistors and a Capacitor

In figure a circuit diagram of two resistors and a capacitor is shown.

Choices

Choice (4) Response

a.

Equation oscillates between Equation and Equation

b.

Equation at all Equation

c.

At Equation and with time it goes to Equation

d.

Equation and at all Equation .

Question number: 24

» Kinematics » Scalars and Vectors » Scalar and Vector Products

MCQ▾

Question

If vector Equation and Equation has angle Equation between them, then vector product is –

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 25

» Physics and Measurement » Errors in Measurement

MCQ▾

Question

Which of the following cannot be resultant of 5 and 10?

Choices

Choice (4) Response

a.

5

b.

8

c.

2

d.

7

Question number: 26

» Oscillations and Waves » Longitudinal and Transverse Waves

MCQ▾

Question

Light waves are transverse, because they –

Choices

Choice (4) Response

a.

Are not polarized

b.

Reflect

c.

Refract

d.

Are polarized

Question number: 27

» Electromagnetic Induction & Alternating Currents » Peak and RMS Value of AC

MCQ▾

Question

An electric lamp is connected to Equation , Equation supply. The peak voltage is –

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

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