A mass of 100g is attached to one end of a massless rod, 10cm in length, which is pivoted about the opposite end. The rod is held vertical, with the mass at the top, and released. The rod swings.

A. What is the speed of the mass at the instant that the rod is horizontal?
B. What is the speed of the mass when it is making an angle of 30 degrees below the horizon?

3 answers

100

jhfkds

86

Similar Questions

A massless rod of length 1.00 m has a 2.00-kg mass attached to one end and a 3.00-kg mass attached to the other. The system
1. 1 answer
An 849 g mass is attached to a pulley anda 9 N weight is attached to a thin massless cord, as shown below. .5 849 g 9 N T What
1. 0 answers
Note: The left-hand mass is equal to the sum of the other two masses.A massless pulley is attached to the ceiling,in a uniform
1. 0 answers
A uniform rod of mass 50gis supported horizontally on tow knife edges placed 10cm from its ends,what will be the reactions t
1. 2 answers