What type of reflection is made on the cinema screen?
(A) virtual image
(B) real reflection
(C) both
(D) All the statements are true
What is the kilowatt hour unit?
(A) charge power
(B) Energy
(C) Potential power
(D) power
The unit of which physical quantity is not pascal?
(A) Moment of inertia
(B) Pressure
(C) Stress
(D) Young’s modulus
When ray of light goes from denser to rarer medium then it –
(A) Bends towards the normal
(B) Bends away from the normal
(C) Goes Straight
(D) Reflected back
The electric bulb has a filament?
(A) Copper
(B) Platinum
(C) Tungsten
(D) None of these
What is the color that is used in danger signals?
(A) Yellow color
(B) Purple color
(C) Blue color
(D) Red color
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