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speed is arithmetic mean of individual s...

__ speed is arithmetic mean of individual speeds.

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To solve the question regarding the average speed being the arithmetic mean of individual speeds, we can follow these steps: ### Step-by-Step Solution: 1. **Understanding the Concept of Average Speed**: - Average speed is defined as the total distance traveled divided by the total time taken. 2. **Define Speeds and Times**: ...
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Assertion : The average speed of an object may be equal to arithmetic mean of individual speed. Reason : Average speed is equal to total distance travelled per total time taken.

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Define Arithmetic mean.

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Simple Arithmetic Mean

Knowledge Check

  • Assertion : The average speed of an object may be equal to arithmetic mean of individual speed. Reason : Average speed is equal to total distance travelled per total time taken.

    A
    If both assertion and reason are true and the reason is the correct explanation of the assertion.
    B
    If both assertion and reason are true but reason is not the correct explanation of the assertion.
    C
    If assertion is true but reason is false.
    D
    If the assertion and reason both are false

  • Find the arithmetic mean of:

    A
    21
    B
    21.4
    C
    22.75
    D
    21.75

  • The formula of mean deviation by arithmetic mean in individual series is -

    A
    MD `=(summ|dx|)/N`
    B
    `MD= (N)/(sum|d-x|)`
    C
    `MD =(sumx)/(N)`
    D
    `MD =(barx)/N`