Trigonometry
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Trigonometry
Find the angular speed in radians per sec. of the second hand on a clock. How long does it take for the second hand to make one rotation? And isn't one rotation 2pi radians? Let me know what you got as an answer.
asked by James on July 3, 2007 
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How do i do them? :l 7. At 2:00 P.M., the angle between the hour and minute hands on a clock is 60° (approximately 1.05 radians). The arc length formed by the two hands is 2.63 inches. What is the radius of the clock in inches?
asked by Stephen on December 12, 2012 
Calculus PLEASE check my work ,
1.) which of the following represents dy/dx when y=e^2x Sec(3x)? A.3e^2x sec(3x) tan (3x)2e^2x Sec(3x)
asked by anon on March 12, 2011 
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1.) which of the following represents dy/dx when y=e^2x Sec(3x)? A.3e^2x sec(3x) tan (3x)2e^2x Sec(3x)
asked by anon on March 7, 2011 
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What is the angular speed in radians per second of the hour hand of a clock? If the hand is 5cm long, how fast is the tip moving in millimeters per second?
asked by Sonya on April 22, 2012

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A line rotates in a horizontal plane according to the equation theta=2t^3 6t,where theta is the angular position of the rotating line, in radians ,and t is the time,in seconds. Determine the angular acceleration when t=2sec. A.)
asked by anon on March 12, 2011 
Trig
Linear and angular speed Find w for each of the following: 1. the minute hand of a clock 2. the second hand of a clock The answer to #1 should be pi/30, but I do not understand how to solve these.
asked by Laken on November 2, 2009 
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Find the speed in both radians per second and degrees per second for the hour hand, the minute hand, and the second hand on a clock.
asked by Al B. on January 21, 2012 
Trigonometry ??????
(The number of times a bicycle tire rotates in a given time period is directly related to the distance traveled in that time period. Consider the following scenarios.) 1. Calculate the angular speed of a bike with 26inch tires
asked by Ellie on January 1, 2016 
Physics
What is the angular momentum of the second hand on a clock if the clock has a length of 25cm, a mass of 20g, and is rotating with constant angular velocity. Treat the second hand as a thin rod.
asked by Jocelyn on June 29, 2011