(A) $50 million
(B) $700 million
(C) $100 million
(D) $200 million
___ is a good radiator of heat.
(A) A dull black surface
(B) A green coloured surface
(C) A white surface
(D) A shining silvered surface
False ceiling is done to?
(A) Keep the roof clean
(B) Lower the height of ceiling
(C) Cool the room
(D) Insulate the ceiling
In __ state of matter, molecules do not leave their position.
(A) Gas
(B) Plasma
(C) Liquid
(D) Solid
The rate of doing work is called?
(A) Torque
(B) Energy
(C) Power
(D) Momentum
The altitude of Geostationary orbits in which communication satellite are launched above the surface of the earth is?
(A) 860 KM
(B) 1000 KM
(C) 42300 KM
(D) 60000 KM
The value of g at moon’s surface is 1.6 ms-2. The mass of 100kg body on the surface of moon will be?
(A) 100 N
(B) 160 N
(C) 1000 N
(D) 1600 N
In a right angled triangle length of a base is 4cm and length of perpendicular is 3cm. The length of hypotenuse is?
(A) 5cm
(B) 25cm
(C) 50cm
(D) 75cm