Escape velocity depends on ________...? Mcqs

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Escape velocity depends on ________...?

(A) Mass of the object trying to escape
(B) Radius of the planet or celestial body

(C) Both mass and radius of the planet or celestial body
(D) The velocity of the rotating planet

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The chemicals released from one cell and carried to signal some distant cell through blood are ______...?

(A) Neurotransmitters
(B) Enzymes

(C) Hormones
(D) All of these

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A bird sitting on a high tension electric wire does not get electrocuted because:...?

(A) Sit has high resistance
(B) the body is earthed

(C) it does not form a closed path for the flow of current
(D) its feet are good insulators

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In the structure of fiber, the light is guided through the core due to total internal:...?

(A) Reflection
(B) Refraction

(C) Diffraction
(D) None of these

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Heat is measured in...?

(A) Joule
(B) Mole

(C) Density
(D) None

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Which vegetable is also a flower __________...?

(A) Lady Finger
(B) Broccoli

(C) Tomato
(D) None of these

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In an atomic nucleus, neutrons and protons are held together by: ___________...?

(A) Gravitational forces
(B) Exchange forces

(C) Coulombic forces
(D) Magnetic forces

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What is the percentage of salt water on earth surface...?

(A) 93%
(B) 95%

(C) 97%
(D) 76%

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Soap and detergents remove the dirt from clothes due to__________...?

(A) Osmosis
(B) Capillary action

(C) Lowering of interfacial tension
(D) Diffusion

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Fan was invented by___________...?

(A) Arthur Schimit
(B) Alfered Nobel

(C) Skaats Wheeler
(D) None of these

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