1.

What is angular displacement in radian of a second hand of a clock in 10 second?

Answer»

A secondhand makes a complete revolution (360 degrees) in 60 seconds, so it displaces 6 degrees for every second of elapsed time (360/60 = 6).

And in 10 seconds, it will make a displacement of 10 degrees (6 * 10 = 60). So, it is 60 degrees

Finally, to convert into radiant, multiply degrees with π/180

Hence, 60Deg× π/180 = 1.047Rad .



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