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A 20kg traffic light hangs

A 20kg traffic light hangs midway on a cable between two poles 40meters apart. If the sag in the cable is .4 meters, what is the
1. 2 answers
2. asked by Elaine
3. 3,699 views
A traffic light hangs from a pole as shown in the figure(Figure 1) . The uniform aluminum pole AB is 7.50 long and has a mass of
1. 1 answer
2. asked by Rosanna
3. 1,411 views
A traffic light hangs from a pole as shown. The uniform aluminum pole AB is 7.70m long and has a mass of 11.0kg. The mass of the
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2. asked by Kristen
3. 4,203 views
A car is going 20m/s when they see a traffic light 200m ahead turn red. The traffic light is known to stay red for 15s. The
1. 1 answer
2. asked by Confused
3. 900 views
Suppose a traffic light weighing 1.00*10^2 N hangs from a vertical cable tied to two other cables that are fastened to a
1. 1 answer
2. asked by Anonymous
3. 1,020 views
Consider a horizontal road with such a set of traffic lights, each spaced 100 m apart. A car sits at the first traffic light. At
1. 1 answer
2. asked by stranger
3. 870 views
a car is stopped at a traffic light, which then turns green. The car speeds up for 85 seconds and travels a distance of 1.5
1. 0 answers
2. asked by Anonymous
3. 718 views
Suppose you mix 20kg of oxygen is used to burn 20kg of wood. Energy is given off as heat and light. If all the ashes and gases
1. 1 answer
2. asked by Sana
3. 478 views
A car is traveling at a speed of 30.m^-1 when a traffic light,40 ahead turns red.the driver take 1 second to react ( reaction
1. 1 answer
2. asked by kwena
3. 611 views
A traffic light is suspended midway across a 60 meter wide street by a cable that is attached to vertical poles on either side
1. 2 answers
2. asked by Eduardo
3. 683 views