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Find the angular speed of the minute han...

Find the angular speed of the minute hand of a clock.

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To find the angular speed of the minute hand of a clock, we can follow these steps: ### Step-by-Step Solution: 1. **Understand the Motion of the Minute Hand:** The minute hand of a clock completes one full revolution (360 degrees) in 1 hour. 2. **Determine the Time Period (T):** Since the minute hand takes 1 hour to complete one full revolution, we convert this time into seconds. \[ T = 1 \text{ hour} = 60 \text{ minutes} = 60 \times 60 \text{ seconds} = 3600 \text{ seconds} \] 3. **Use the Formula for Angular Speed (ω):** The angular speed (ω) is given by the formula: \[ \omega = \frac{2\pi}{T} \] where \(2\pi\) radians corresponds to one full revolution. 4. **Substitute the Value of T:** Now we can substitute the value of T into the formula: \[ \omega = \frac{2\pi}{3600} \] 5. **Calculate the Angular Speed:** Using the approximate value of \(\pi \approx 3.14\): \[ \omega = \frac{2 \times 3.14}{3600} \approx \frac{6.28}{3600} \approx 0.001745 \text{ radians per second} \] 6. **Round the Result:** Rounding this value gives us: \[ \omega \approx 0.0017 \text{ radians per second} \] ### Final Answer: The angular speed of the minute hand of a clock is approximately \(0.0017 \text{ radians per second}\). ---
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Knowledge Check

  • The angular speed of the minutes hand of a clock in degree per second is

    A
    `0.01`
    B
    `0.1`
    C
    `0.0`
    D
    `pi//1800`
  • What is the angular displacement of the minute hand of a clock in 600 seconds ?

    A
    `pi` radian
    B
    `(pi)/(3)` radian
    C
    `(pi)/(4 ) ` radian
    D
    `(2pi )/( 5)` radian
  • The relative angular speed of the minute hand and second hand of a clock is

    A
    `(29pi)/(1800) rad//s`
    B
    `(39pi)/(1800) rad //s`
    C
    `(49 pi)/(1800 ) rad //s`
    D
    `(59 pi )/(1800) rad//s`
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    What is the angular velocity of the hour hand of a clock?

    What is the angular displacement of the minute hand in 20 minutes?

    The ratio of the angular speed of the hour and the minute hand of a clock is