Sam, whose mass is 80 kg , takes off across level snow on his jet-powered skis. The skis have a thrust of 160 N and a coefficient of kinetic friction on snow of 0.1. Unfortunately, the skis run out of fuel after only 15 s. Part A What is Sam's top speed? Express your answer to two significant figures and include the appropriate units. HA Value Units Submit Request Answer • Part B How far has Sam traveled when he finally coasts to a stop? Express your answer to two significant figures and include the appropriate units. Value Units Submit Request Answen

Sam, whose mass is 80 kg , takes off across level snow on his jet-powered skis. The skis have a thrust of 160 N and a coefficient of kinetic friction on snow of 0.1. Unfortunately, the skis run out of fuel after only 15 s. Part A What is Sam's top speed? Express your answer to two significant figures and include the appropriate units. HA Value Units Submit Request Answer • Part B How far has Sam traveled when he finally coasts to a stop? Express your answer to two significant figures and include the appropriate units. Value Units Submit Request Answen

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Please show complete free body diagram and solutions. Thank you! A 70-kg base runner begins his slide into second base when he is moving at a speed of 4.0 m/s. The coeffi-cient of friction between his clothes and Earth is 0.70. He slides so that his speed is zero just as he reaches the base. (a) How much mechanical energy is lost due to friction acting on the runner? (b) How far does he slide?
Sam, whose mass is 74.0 kg, takes off across level snow on his jet-powered skis. The skis have a thrust of 220.0 N and a coefficient of kinetic friction wtih the snow of 0.07. Unfortunately, the skis run out of fuel after only 11.5 seconds. What Sam's top speed (in m/s) assuming that the acceleration due to gravity is 9.80 m/s2? How far (in m) has Sam traveled when he finally coasts to a stop?
In the figure, a 3.6 kg block slides along a track from one level to a higher level after passing through an intermediate valley. The track is frictionless until the block reaches the higher level. There a frictional force stops the block in a distance d. The block's initial speed is vo = 6.8 m/s, the height difference is h = 0.99 m, and uk = 0.592. Find d. d H = 0- Number Units the tolerance is +/-5%
Computation. A block is released from rest at the top of a 47-m long frictionless ramp inclined at 34° above the horizontal. What is the block's speed at the bottom of the ramp? v= m/s Record your numerical answer below, assuming three significant figures. Remember to include a "-" if/when necessary.
Sam, whose mass is 80 kgkg , takes off across level snow on his jet-powered skis. The skis have a thrust of 160 NN and a coefficient of kinetic friction on snow of 0.10.1. Unfortunately, the skis run out of fuel after only 15 ss . What is Sam's top speed? Express your answer to two significant figures and include the appropriate units. How far has Sam traveled when he finally coasts to a stop? Express your answer to two significant figures and include the appropriate units.
A 62.0 kg skier is moving at 6.10 m/s on a frictionless, horizontal, snow-covered plateau when she encounters a rough patch 4.50 m long. The coefficient of kinetic friction between this patch and her skis is 0.300. After crossing the rough patch and returning to friction-free snow, she skis down an icy, frictionless hill 2.50 m high. ▼ Part A How fast is the skier moving when she gets to the bottom of the hill? Express your answer with the appropriate units. 1/2 = Submit ▾ Part B HA Value Request Answer Units ? How much internal energy was generated in crossing the rough patch? Express your answer with the appropriate units.
* 00 A skateboarder at a skate park rides along the path shown in the following figure. If the speed of the skateboarder at point A is v = 1.5 m/s, what is her speed at point B? The skateboarder's mass is 20 kg. Assume that friction is negligible. a A. 5.5 m B. 1.8 m B. 1) List the number and associate it with a symbol. Please include unit. Symbol Number Information at point A Information at point B MacBook Pro G Search or type URL %2$ ) 4. R
Sam, whose mass is 73 kg, takes off across level snow on his jet-powered skis. The skis have a thrust of 240 N and a coefficient of kinetic friction on snow of 0.1. Unfortunately, the skis run out of fuel after only 15 s. ▼ Part A What is Sam's top speed? Express your answer with the appropriate units. V = Submit Part B Value S = μÀ Request Answer Submit How far has Sam traveled when he finally coasts to a stop? Express your answer with the appropriate units. HÅ Value Request Answer m/s < Return to Assignment www m ? = ? Provide Feedback
a) What is the speed of the basketball immediately before the collision, i.e. just before making contact with the ground? In other words, what is v,? b) What is the speed of the basketball immediately after the collision, i.e. just after the ball has decompressed? In other words, what is v;? c) Is the collision of the basketball with the ground an elastic or inelastic collision? Explain your answer and support it with calculations. d) Calculate the average force exerted by the ground on the basketball during the collision. In other words, calculate the average normal force during the collision.
Sam, whose mass is 73 kg, takes off across level snow on his jet-powered skis. The skis have a thrust of 240 N and a coefficient of kinetic friction on snow of 0.1. Unfortunately, the skis run out of fue after only 12 s. V= 28 Submit m ▾ Part B Previous Answers ✓ Correct Correct answer is shown. Your answer 27.52 was either rounded differently How far has Sam traveled when he finally coasts to a stop? Express your answer with the appropriate units.