Speed, Distance, Time

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  • Q1

    Convert 18km/hr =… min/sec

    Marks:1
    Answer:

    5m/s

    Explanation:

    1km = 1000 m

    1hr    = 3600 seconds

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  • Q2

    Which of the following is the correct definition of speed?

    Marks:1
    Answer:

    Rate of change of distance with time.

    Explanation:

    Speed is defined as Rate of change of distance with time.

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  • Q3

    A car covers a distance of 10 km in 10 mins.What is its average speed?

    Marks:1
    Answer:

    60km/hr

    Explanation:

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  • Q4

    Which of the following is true for a body, whose position is not getting changed with time?

    Marks:1
    Answer:

    At rest

    Explanation:

    Distance does not change with time, then body will be at rest.

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  • Q5

    Negative acceleration is also known as

    Marks:1
    Answer:

    Deceleration

    Explanation:

    Negative acceleration is also known as decelaration.

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