Physics MCQs:

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"There are two motives for reading a book; one, that you enjoy it; the other, that you can boast about it."

― Bertrand Russell

Science-Physics-Multiple Choise Questions and Answers

প্রতিটি প্রশ্নের জন্য চারটি করে উত্তর থাকবে যার একটি সঠিক, বামদিকে A, B, C এবং D এর উপর ক্লিক করে সঠিক উত্তরটি দেখতে পারেন। যদি উত্তর সঠিক হয় তবে অপশনটির ডান দিকে টিক () আর উত্তর ভূল হলে ক্রস () চিনহ প্রদ্ররশিত হবে।

#: 31. Sound will travel fastest through which of the following?

A.

vacuum

B.

Air

C.

Water

D.

Steel

#: 32. Type of force that opposes motion in fluids is termed as_____________.

A.

graviation

B.

weight

C.

resistance

D.

tension

#: 33. Scalar quantities are defined to be ones which have___________.

A.

magnitude and direction

B.

magnitude only, and no direction

C.

directional qualities

D.

direction only, and no magnitude

#: 34. Of the following statements, which one is wrong?

A.

Weight and mass are related to one another.

B.

Weight is a force which is a vector.

C.

Mass is a scalar.

D.

Weight and mass are same quantity.

#: 35. Which one is scalar quantity in four of the following?

A.

Acceleration

B.

Velocity

C.

Mass

D.

Weight

#: 36. Which force is still acting on an unmoving object?

A.

Tension force

B.

Weight force

C.

Friction force

D.

Graviation force

#: 37. what is the average frequency range of human hearing?

A.

200 Hz - 200 kHz

B.

100 Hz - 100 kHz

C.

50 Hz - 50 kHz

D.

20 Hz - 20 kHz

#: 38. Which device is used to measure the potential difference between two point in a circuit??

A.

Voltmeter

B.

Ammeter

C.

Barometer

D.

Anemometer

#: 39. Which are the primary colors?

A.

Magenta, Yellow, Black

B.

Magenta, Green, Blue

C.

Red, Green, Blue

D.

Red, Green, Black

#: 40. Strain energy per unit volume is given by

A.

1/2 ✖ (stress)2 ÷ Y

B.

1/2 ✖ (stress)2 Y

C.

1/2 ✖ F I

D.

1/2 ✖ strain/stress

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