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Physics

Physics
The coil wire in the electric room heater or electric cooking heater is called ________

Cells
Circuit
Element
Filament

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Physics
Radioactive elements can be traced out in living cell through a technique called

All listed here
Auto radiography
Chromatography
Centrifugation

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Physics
If you look into a mirror and find that the image (your reflection) is smaller than you, then the type of the mirror is:

Convex mirror
Plano-concave mirror
Concave mirror
Plane mirror

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Physics
The recoiling of gun is an example of which of the following?

Law of Conservation of Linear Momentum
Conversion of Kinetic Energy to Potential Energy
Law of Conservation of Energy
Law of Conservation of Angular Momentum

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Physics
Which of the following features of a tunnel diode is its drawback

Very low power consumptions
Instability due to negative resistance
Extremely high frequency response
Very wide temperature range of operations

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Physics
An aeroplane is flying horizontally with a velocity of 600 km/h and at a height of 1960 m. When it is vertically at a point A on the ground a bomb is released from it. The bomb strikes the ground at point B. The distance AB is

0.33 km
1200 m
3.33 km
33 km

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