Self Studies

Work and Energy...

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  • Question 1
    1 / -0

    What is the force required to lift a block of mass 2m?

  • Question 2
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    The angle between force and displacement is 2 Q. for what value of Q is work done zero?

  • Question 3
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    Statement A: Work is said to be done when a camel is carrying a load on its back
    Statement B: Work is said to be done when a sailboat is moving due to wind energy
    Which of the above statement is true?

  • Question 4
    1 / -0

    Statement A: Any physical or mental activity is termed as work done in physics.
    Statement B: Work is said to be + ve work done when the body is displaced in the direction of applied force.
    Which of the two statements is true?

  • Question 5
    1 / -0

    The work done is given by,

  • Question 6
    1 / -0

    In which of the following activities the work is said to be done?

  • Question 7
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    Match the following with correct response.
    (1) Work
    (2) Power
    (3) Energy
    (4) Force

    (A) Watt
    (B) Newton
    (C) Kilowatt hour
    (D) Joule

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