Friday

April 25, 2014

April 25, 2014

Posted by **Al B.** on Saturday, January 21, 2012 at 3:49pm.

hand, the minute hand, and the second hand on a clock.

- Trig -
**Reiny**, Saturday, January 21, 2012 at 5:15pm1 hours = 60 minutes = 3600 seconds

I will do one of them for you, you try the others

angular speed of hour hand:

= 1 rotation/ per 12 hrs

= 2π radians/12(3600) seconds

= (π/21600) radians/second

or

= 360° degrees /12 hrs

= (360/12(3600)° / second

= 1/120 degrees/second

**Related Questions**

Trigonometry - A wheel is rotating at 200 revolutions per minute .find the ...

trig - How fast is a bicycle traveling in feet per second if a wheel has a 21-in...

Trigonometry - Find the angular speed in radians per sec. of the second hand on ...

trig - A wheel rotates at 100 revolutions per second. find the angle velocity in...

Trigonometry - A car with wheel of radius 14 inches is moving in a speed of 55 ...

Trig - A carousel with a 50-foot diameter makes 4 revolutions per minute. a) ...

Trig - A 7.25 inch circular saw blade rotates at 5200 revolutions per minute. a...

physics - A centrifuge is revolving at the rate 10,000rpm. The radius of ...

Trig Circular Motion - A es004-1.jpginch circular saw blade rotates at 5200 ...

Trigonometry - Find the angular speed in radians per sec. of the second hand on ...