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Category: Physics MCQs Class 11

Physics solved multiple choice questions (MCQs) for class 11 or first year with answers.

Latest MCQs of Physics for Class 11

View the new MCQs of Physics for the upcoming 2021 examinations at Physics MCQs Class 11 NEW

Velocity of the efflux is measured by the relation:

MathMagic191108_1

MathMagic191108_2

A heat engine absorbs 50J of energy and give 45J of work. Its efficiency will be:

(A) 60%
(B) 70%
(C) 80%
(D) 90%

Answer: (D) 90 %

The triple point of water is:

(A) 273K
(B) OK
(C) 273.16K
(D) 37K

Answer: (C) 273.16K

Which is not optically active?

(A) Sugar
(B) Tartaric acid
(C) Water
(D) Milk

Answer: (C) Water

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