Heat is a form of energy that can be converted into work. Who first gave direct proof of this?
(A) Celsius
(B) Davy
(C) Joule
(D) Ramford
Rocket works on the principle of
(A) energy conservation
(B) Bernoulli theorem
(C) momentum conservation
(D) none of these
Pascal is the unit?
(A) pressure
(B) rain
(C) Humidity
(D) temperature
Which of the following is the most elastic?
(A) wet soil
(B) Plastic
(C) Rubber
(D) Steel
How much of the Earth's gravity is closest to the Moon's gravity?
(A) 1/2
(B) 1/4
(C) 1/6
(D) 1/5
What is the unit of viscosity?
(A) Poise
(B) Poijuli
(C) Pascal
(D) none of these
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