A spring of force constant k is cut into two equal lengths. The force constant of each resulting piece of spring is A. k/2 B. 4k C. k/4 D. k

Q: Initial Final A 0.611 kg block is placed on a spring with a spring constant of 163 N/m, compressing…

A: Given data:  Mass (m) = 0.611 kg Spring constant (k) = 163 N/m Compression in spring (x) = 0.31 m…

Q: Assume the mass has a velocity of 35 m/s in downhill direction when it reaches spring. Assume there…

A: Note: Here the question numbers 4, 5, and 6 are independent questions, therefore only question…

Q: A toy rocket is launched straight up by using a spring. The rocket is initially pressed down on the…

A: Given data:  The spring compressed by length (x) = 9 cm = 0.09 m Spring constant (k) = 1070 N/m Mass…

Q: 3. A pendulum consists of a 2.0 kg stone swinging on a 4.0 m string of negligible mass. The stone…

A: Mass of stone (m) = 2 kg Length of string (L) = 4 m Speed of stone at lowest point of its motion (v)…

Q: A spring with a constant k = 100 N / m is placed after point-C in the frictionless ABC path. A ball…

A: The spring constant k=100 N/m The mass of the ball m =2 kg The point A is at a height hA =1.8 m…

Q: 5. Blocks A and B have a mass of 15 kg and 10 kg, respectively. If A is stationary and B has a…

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Q: A 5.0 kg mass hanging from a spring scale is slowly lowered onto a vertical spring, as shown. The…

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Q: A 0.74-kg cart is attached to the end of a spring with spring constant 5 N/m at the end of a…

A: According to the law of conservation of energy ,the energy can neither be created nor destroyed but…

Q: 5. I shoot a baseball, with a mass of 0.5 kg, off a table using the spring shown. The spring…

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Q: Iace with d speed of 1.8 m/s when it encounters a spring. (a) Determine the force constant (in N/m)…

A: Mass "m" = 2.6 kg . initial velocity "u" = 1.8m/s .

Q: Compute the work required to stretch a spring from 7 to 10 cm past equilibrium, assuming that the…

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Q: When a 59 kg cheerleader stands on a vertical spring, the spring compresses by 5.8 cm. when a second…

A: Calculate the spring constant. F=kxk=Fx=mgx=59 kg9.8 m/s20.058 m =9969 N/m

Q: A 200 g rubber ball is tied to a 1 meter long string and released from rest at an angle theta. It…

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Q: A spring, with a spring constant of 330N/m, is compressed by 18cm. The spring is then aimed vertical…

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Q: 6. A 400 kg trailer with a spring attached to it is travelling at a speed of 20 m/s. The trailer…

A: The 400 kg trailer is moving with an initial velocity of 20 m/s. So the initial kinetic energy of…

Q: A 2.00-kg block is pushed against a spring with negligible mass and force constant compressing it…

A: The mass of the block = 2 kg Distance of compression ∆x = 0.2 m For the friction-less surface μ = 0…

Q: Mang Juan connected a spring to a wall, mounted horizontally. Juana his daughter pulls the spring to…

A: Given: The stretched distance in the spring is x=30 cm. The force exerted on the spring is F=90 N.…

Q: Spiderman uses his spider webs to save a runaway train. His web stretches a few city blocks before…

A: We can estimate the spring constant using work energy theorem.

Q: a 2kg bullet gets fired into a 1kg wooden board the bullet got embedded in the block and they moved…

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Q: A 5.00 kg block is moving at vo = 6.00 m/s along a frictionless, horizontal surface toward a spring…

A: Given that,  The mass of the block, m is 5.00 kg. The initial speed of the block, vi is 6.00 m/s.…

Q: A large spring with a spring constant of 15000 kg/sec2 is used to start a car on a roller coaster.…

A: The speed of the car when it leaves the spring is 12mv2=12kx2v=kx2m=15000 kg/s22.0 m21500 kg=6.32…

Q: #5. A spring-loaded gun shoots a plastic ball with a launch speed of 2.0 [m/s]. If the spring is…

A: Given data The initial launch speed is v1=2.0 m/s The spring constant of the first spring is k1=k…

Q: A 4.0 kg-block attached to a 20 N/m-spring constant spring moves on a frictionless horizontal…

A: Given: Mass of block, m=4 kg Spring constant, k=20 N/m

Q: 2. A0.12 kg marble is started on a frictionless marble track by compressing a spring and then…

A: As per guidelines , only 3 subparts are solved here. Given, Mass of marble, m = 0.12 kg Spring…

Q: A block slides down a ramp from a fixed height and collides with a spring, compressing the spring…

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Q: Shown below is a 30-kg block resting on a frictionless ramp inclined at 60° to the horizontal. The…

A: Here m = mass of block N= normal on block , x = elongation in spring , g is the acceleration due to…

Q: A spring with 1kg mass was initially attached in the ceiling and undeformed. The mass was released…

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Q: What is the length of each hanging spring?

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Q: A 25.0 kg child plays on a swing having support ropes that are 2.10 m long. A friend pulls her back…

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Q: The string on a bow can be described as a spring. A particular bow’s string has a spring constant of…

A: The string on a bow can be described as a spring. A particular bow’s string has a spring constant of…

Q: The uncompressed length of the spring is 2 meters, If the block compresses another 0.5 meters when…

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Q: Q13: The block shown is released () from rest with the spring unstretched (). The pulley and the…

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Q: Chec Required information A 2.90-kg block is released from rest and allowed to slide down a…

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Q: A child's toy consists of a piece of plastic attached to a spring in the figure below. The spring is…

A: Given data The compression in the spring is x = 2 cm = 0.02 m The mass of the toy is m = 115 g =…

Q: John throws a 400-gram ball horizontally at an uncompressed spring (k=250 N/m). The ball hits the…

A: Yes we need velocity here, because ball thrown horizontally.  Then by energy conservation  Kf+ Uf =…

Q: Fill in the blanks - 1 attachment A block is pushed against a horizontal spring, compressing it to…

A: Apply the energy conservation equation for the spring.

Q: A spring stretches by 21.0 cm when a 135 N object is attached. What is the weight of a fish that…

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Q: A spring with a spring constant of 51.1 N/m is hung from the ceiling. A block is then attached to…

A: Given K = 51.1 N/m Maximum deflection of spring. Is 0.16m Concept - conservation of energy

Q: A 35.0 - cm long spring is hung vertically from a ceiling andstretches to 41.5 cm when a 7.50 - kg…

A: a)Stretching force on spring is equal to the weight attached to the spring.

Q: 5.A spring of force constant k is cut into two pieces such that one piece is double the length of…

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Q: In the vault event, the gymnast begins her routine by jumping on a springboard, a platform with…

A: m=Mass of the gymnast=45 kgh=Height of the jump=0.6 mx=Displacement of the springk=Spring…

Q: A piece of cheese is sitting on a mousetrap which is set and ready to go. The spring in the…

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Q: A luggage scale is hanging from a hook. If you suspend a 20.0 kg suitcase, the spring is stretched…

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Static and Kinetic Friction

Kinetic friction comes into existence when there are moving surfaces means in other words we can say that the force which comes into existing between moving surfaces is known as kinetic friction.