A bicycle takes 8 seconds to accelerate at a constant rate from rest to a speed of 4 m/s. If the mass of the bicycle and rider together is 85 kg, what is the net force acting on the bicycle? (hint: first calculate acceleration)

Q: A dog pulls a sled that is 10 kg, the dog goes from 0-12 m/s in 4 seconds. What is the force that…

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Q: linear velocity in meters per minute for a point on the tip of the propeller?

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Q: 1. Suppose an object having mass of 200 kg is to be lifted 2.5 m in a time of 7 s. What is the power…

A: Given  Mass = 200 kg  Time= 7sec

Q: General Relativity says: "There is no gravity; Objects travel in the straight line in the 4D…

A: Gravity is the force that is not dependent on the degree of object. Objects travel in straight line…

Q: The rotor of a steam turbine is rotating at a speed of 9300 rpm when the steam supply is suddenly…

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Q: The wheel is subjected to a torque of M = 40 N·m (Figure 1). 400 mm M 150 mm 50 mm 25 mm B 100 mm If…

A: Step 1:Step 2:

Q: Only two horizontal forces act on a 4.7 kg body. One force is 2.0 N, acting due east, and the other…

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Q: Block with a mass of 1 kg strikes a horizontal spring with a spring constant of 2 N/m. The block…

A: K = 2N/m  Stopping distance = 4m mk = 0.25 M = 1Kg.

Q: An average table tennis ball has a diameter of 3.811 cm. and a mass of 2.696 grams. Assuming that…

A: Volume of ball :V=4π3r3=4π33.81123=28.9811ccVolume of ball inside…

Q: If an object is near the surface of the earth, the variation of its weight with distance from the…

A: Object is near the surface of the earth, g= 9.81m/s2 Radius of earth = 6360km Weight of object at…

Q: You are coasting on your 10-kg bicycle at 15 m/s and a 8.0-g bug splatters on your helmet. The bug…

A: Surveying a branch of the construction industry where balancing between different points on the…