Sam, whose mass is 71 kg , straps on his skis and starts down a 40...
Sam, whose mass is 71 kg , straps on his skis and starts down a 40 m -high, 20∘ frictionless slope. A strong headwind exerts a horizontal force of 200 N on him as he skies. Use work and energy to find Sam's speed at the bottom.
Homework Answers
Concept: use the work energy principle to find the final speed where initial speed is zero as shown below
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Sam, whose mass is 71 kg , straps on his skis and starts down a
40...
Sam, whose mass is 75 kg, straps on his skis and starts down a 50-m-high, 20 ^\circ frictionless slope. A strong headwi...
Sam, whose mass is 75 kg, straps on his skis and starts down a 50-m-high, 20 ^\circ frictionless slope. A strong headwind exerts a horizontal force of 200 N on him as he skies. a)Find Sam's speed at the bottom using work and energy. b)Find Sam's speed at the bottom using Newton's laws. Thanks!
please give me detailed answer thank you Sam, whose mass is 71 kg , straps on...
please give me detailed answer thank
you
Sam, whose mass is 71 kg , straps on his skis and starts down a 58 m -high, 20 degree frictionless slope. A strong headwind exerts a horizontal force of 200 N on him as he skies. Use work and energy to find Sam's speed at the bottom. Express your answer to two significant figures and include the appropriate units.
Problem 11.45 Part A Sam, whose mass is 67 kg straps on his skis and starts...
Problem 11.45 Part A Sam, whose mass is 67 kg straps on his skis and starts down a 42 m-high, 20 trictionless slope. A strong headwind exerts a horzontal force of 200 N on him as he skies Use work and energy to find Sams speed at the bottom Express your answer to two significant figures and include the appropriate units. Value Units My Answers Give 3 5 6 9
Problem 10.51 6 of 8 > Review Part A A freight company uses a compressed spring...
Problem 10.51 6 of 8 > Review Part A A freight company uses a compressed spring to shoot 2.00 kg packages up a 1.00-m-high frictionless ramp into a truck, as the figure(Figure 1) shows. The spring constant is 520 N/m and the spring is compressed 29.0 cm What is the speed of the package when it reaches the truck? Express your answer with the appropriate units Figure 1 of 1 > ? Value Units 1.0 m Submit Request Answer 50-cm-long...
Sam, whose mass is 70.0 kg , takes off down a 45.0 m high, 12.0 ∘...
Sam, whose mass is 70.0 kg , takes off down a 45.0 m high, 12.0 ∘ slope on his jet-powered skis. The skis have a thrust of 180 N . Sam's speed at the bottom is 40.0 m/s .What is the coefficient of kinetic friction of his skis on snow?
Sam, whose mass is 80 kg takes off across level snow on his jet-powered skis. The...
Sam, whose mass is 80 kg takes off across level snow on his jet-powered skis. The skis have a thrust of 200 N and a coefficient of kinetic friction on snow of 0.1. Unfortunately, the skis run out of fuel after only 15 s. 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...
Sam (80 kg ) takes off up a 50-m-high, 10∘ frictionless slope on his jet-powered skis....
Sam (80 kg ) takes off up a 50-m-high, 10∘ frictionless slope on his jet-powered skis. The skis have a thrust of 200 N . He keeps his skis tilted at 10∘ after becoming airborne. How far does Sam land from the base of the cliff?
Sam, whose mass is 75 kg , takes off across level snow on his jet-powered skis. The skis have a thrust of 160 N and a c...
Sam, whose mass is 75 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 . A: What is Sam's top speed? - I found the answer to be 17 m/s (can you check this for me?) B: How far has Sam traveled when he finally coasts to a stop?...
Sam (85 kg ) takes off up a 50-m-high, 10∘ frictionless slope on his jet-powered skis....
Sam (85 kg ) takes off up a 50-m-high, 10∘ frictionless slope on his jet-powered skis. The skis have a thrust of 190 N . He keeps his skis tilted at 10∘ after becoming airborne, as shown in the figure.How far does Sam land from the base of the cliff?
Sam Whose mass is 100 kg stands at the top of a 18-m-high, 120-m-long snow covered...
Sam Whose mass is 100 kg stands at the top of a 18-m-high, 120-m-long snow covered slope, His skis have a coefficient of kinetic friction on snow of 0.06. He uses his poles to get started. then glides down. 1. The value closest to the normal force acting on Sam is a. 729.7 N b. 735.0 N c. 968.9 N d. 980.0 N 2. The net force acting on Sam is a. 37.1 N b. 88.9 N c. 147 N...
please give me detailed answer thank
you
Sam, whose mass is 71 kg , straps on his skis and starts down a 58 m -high, 20 degree frictionless slope. A strong headwind exerts a horizontal force of 200 N on him as he skies. Use work and energy to find Sam's speed at the bottom. Express your answer to two significant figures and include the appropriate units.
Problem 11.45 Part A Sam, whose mass is 67 kg straps on his skis and starts down a 42 m-high, 20 trictionless slope. A strong headwind exerts a horzontal force of 200 N on him as he skies Use work and energy to find Sams speed at the bottom Express your answer to two significant figures and include the appropriate units. Value Units My Answers Give 3 5 6 9
Problem 10.51 6 of 8 > Review Part A A freight company uses a compressed spring to shoot 2.00 kg packages up a 1.00-m-high frictionless ramp into a truck, as the figure(Figure 1) shows. The spring constant is 520 N/m and the spring is compressed 29.0 cm What is the speed of the package when it reaches the truck? Express your answer with the appropriate units Figure 1 of 1 > ? Value Units 1.0 m Submit Request Answer 50-cm-long...
Sam, whose mass is 80 kg takes off across level snow on his jet-powered skis. The skis have a thrust of 200 N and a coefficient of kinetic friction on snow of 0.1. Unfortunately, the skis run out of fuel after only 15 s. 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...
Sam Whose mass is 100 kg stands at the top of a 18-m-high, 120-m-long snow covered slope, His skis have a coefficient of kinetic friction on snow of 0.06. He uses his poles to get started. then glides down. 1. The value closest to the normal force acting on Sam is a. 729.7 N b. 735.0 N c. 968.9 N d. 980.0 N 2. The net force acting on Sam is a. 37.1 N b. 88.9 N c. 147 N...
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