BITSAT Physics: Questions 33 - 39 of 382

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Question number: 33

» Thermodynamics » Concept of Temperature

MCQ▾

Question

Equation for the change of state was given by –

Choices

Choice (4) Response

a.

Newton

b.

Clausius

c.

Joules

d.

Clausius – Clapeyron

Question number: 34

» Oscillations and Waves » Wave Motion

MCQ▾

Question

The equation of sound wave is . The wavelength of this wave is –

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 35

» Magnetic Effects of Current and Magnetism » Para, Dia and Ferro-Magnetic Substances

MCQ▾

Question

If magnetic material, which moves from stronger to weaker parts of magnetic field, then it is known as –

Choices

Choice (4) Response

a.

Diamagnetic

b.

Paramagnetic

c.

Ferromagnetic

d.

Anti – ferromagnetic

Question number: 36

» Electromagnetic Induction & Alternating Currents » Induced EMF and Current

MCQ▾

Question

The phenomenon of production of emf in a current carrying metallic strip on applying a magnetic field along a direction perpendicular to the direction of flow of current is known as –

Choices

Choice (4) Response

a.

Hall effect

b.

Joule effect

c.

Seeback effect

d.

Peltier effect

Question number: 37

» Oscillations and Waves » Simple Pendulum

MCQ▾

Question

The time period of a simple pendulum in a satellite is –

Choices

Choice (4) Response

a.

Same as an earth

b.

Unity

c.

Infinity

d.

Zero

Question number: 38

» Atoms and Nuclei » Half Life and Mean Life

MCQ▾

Question

What percent of original radioactive atoms is left after five half – lives?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 39

» Thermodynamics » Laws of Thermodynamics » First Law of Thermodynamics

MCQ▾

Question

The evaporation of a liquid from its surface is based on –

Choices

Choice (4) Response

a.

Bernoulli’s law

b.

Joule’s law

c.

Thomson’s law

d.

Stefan’s law

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