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# Physics 10 most Important multiple choice Question ##


Question 1) Which one of the following has the highest value of specific heat ?
(1) Methane
(2) Alcohol
(3) Water
(4) Kerosene
Answer: (3) Water

Question 2) Elecronegativity is the measure of
(1) Metallic character
(2) None of these
(3) Basic Character
(4) Non-metallic character
Answer: (4) Non-metallic character

Question 3)  Bolometer is used to measure ?
(1) Velocity
(2) Frequency
(3) Wavelength
(4) Temperature
Answer: (1) Velocity

Question 4) If a lift is going up with acceleration, the apparent weight of a body is ?
(1) Less than the true weight
(2) Equal to the true weight
(3) More or less the true weight
(4) More than the true weight
Answer: (4) More than the true weight

 Question 5) What is the unit of Astronomical Distance ?
(1) Angstrom
(2) Weber
(3) Lux
(4) Light year
Answer: (4) Light year

Question 6) The electric motor converts ?
(1) Electrical energy into light energy
(2) Mechanical energy into electrical energy
(3) Electrical energy into mechanical energy
(4) None of these
Answer: (3) Electrical energy into mechanical energy

Question 7) A jet engine works on the principle of conservation of ?
(1) Energy Mass
(2) Angular momentum
(3) Mass Velocity
(4) Linear momentum
Answer: (4) Linear momentum

Question 8) Which law is also called the law of inertia ?
(1) Newton's Third Law
(2) Newton's first law
(3) Newton's Second Law
(4) All of these
Answer: (2) Newton's first law

Question 9) If electrical conductivity increases with the increase of temperature of a substance, then it is a ?
(1) Insulator
(2) Conductor
(3) Semiconductor
(4) Carborator
Answer: (3) Semiconductor

Question 10) A piece of ice is dropped in a vesel containing kerosene. When ice melts, the level of kerosene will be ?
(1) Fall
(2) Remain Same
(3) Rise
(4) None of these
Answer: (1) Fall

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