Sputnik-1 was the first manmade spacecraft, which was launched on October 4, 1957 by the ____...? Mcqs

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Sputnik-1 was the first manmade spacecraft, which was launched on October 4, 1957 by the ____...?

(A) Soviet Union
(B) United States of America

(C) China
(D) Great Britain

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What is ‘Tokamak’ ...?

(A) An Israeli radar system
(B) An American anti-missile system

(C) A defence collaboration between Japan and South Korea
(D) A device used in nuclear-fusion research for magnetic confinement of plasma

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Atom which loses two electrons from its outer shell to form ion is called...?

(A) Oxygen
(B) Potassium

(C) Magnesium
(D) Carbon

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Materials for rain-proof coats and tents owe their water proof properties to________...?

(A) Surface tension
(B) Viscosity

(C) Specific gravity
(D) Elasticity

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If you travel to the Moon your mass will remain same because...?

(A) You are in a different gravitational field
(B) You are in a different atmosphere

(C) You are made up of the same amount of matter
(D) You are in a different time zone

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How many countries are signatories of NASA’s Artemis Accords as of May 2024...?

(A) 29
(B) 30

(C) 40
(D) None of These

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What type of a mirror is used in anti-shop-lifting-devices...?

(A) Convex mirror
(B) Concave mirror

(C) Plane mirror
(D) Both (b) and (c)

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what are stars mainly made of ...?

(A) Balls of gass
(B) Rock

(C) Ice
(D) Light

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The weakest of all fundamental forces is the ________________...?

(A) Gravitational force
(B) Electrostatic force

(C) Magnetic force
(D) Nuclear force

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Water is heated in a kettlE. The inside water is heated by convection. A person sitting near the fire receives heat by ________...?

(A) Conduction
(B) Convection

(C) Radiation
(D) Reflection

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