Tag: math & puzzles

Questions Related to math & puzzles

a sphere undergoes pure rolling. The force of friction acting at the point of contact if no external foce is applied is ____ .
general knowledge math & puzzles

  1. rolling friction

  2. static friction

  3. zero

  4. none of these

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Correct Option: C

a uniformally acclerating body is moving in a straight line. when it crosses point A its velocity is 2m/s and when it crosses point B its velocity is 14m/s. a point P is located such that AP:BP=1:5. find the velocity of the body at point P.
general knowledge math & puzzles

  1. 6m/s

  2. 4m/s

  3. 5m/s

  4. 8m/s

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Correct Option: A

pitchblende is an ore of __ .
general knowledge math & puzzles

  1. silicon

  2. astatine

  3. plutonium

  4. radium

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Correct Option: D

COMPLETE THE SERIES. EASY ONE. 0,3,8,15,,.
general knowledge math & puzzles

  1. 20,25

  2. 25,36

  3. 24,35

  4. 20,30

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Correct Option: C

COMPLETE THE SERIES 3,7,13,21,31,_.
general knowledge math & puzzles

  1. 41

  2. 42

  3. 43

  4. 44

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Correct Option: C

WHICH AMONG THE FOLLOWING IS GOOD CONDUCTOR OF HEAT BUT POOR CONDUCTOR OF ELECTRICITY?
general knowledge math & puzzles

  1. GRAPHITE

  2. MICA

  3. COPPER

  4. MERCURY

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Correct Option: B

OLEUM IS ALSO KNOW AS __.
general knowledge math & puzzles

  1. SULPHURIC ACID

  2. NITRIC ACID

  3. FUMING SULPHURIC ACID

  4. SULPHUROUS ACID

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Correct Option: C

DEUTERIUM IS _______ .
general knowledge math & puzzles

  1. HYDROGEN ATOM WITH EXTRA PROTON

  2. HYDROGEN ATOM WITH EXTRA NEUTRON

  3. HELIUM ATOM WITH ONE PROTON REMOVED

  4. HELIUM ATOM WITH ONE NEUTRON REMOVED

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Correct Option: B

THE NUMBER OF ZEROS AT THE END OF 12! IS __ .
general knowledge math & puzzles

  1. 0

  2. 1

  3. 2

  4. 3

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Correct Option: C

if Z + P = 12 then A + K = __ ?
general knowledge math & puzzles

  1. 12

  2. 42

  3. 27

  4. none of these

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Correct Option: B