What is the speed of the bug?
Q: A weightlifter lifts an 110-kg barbell at a height of 2.3 meters above the ground. If it took 3.1…
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Q: A force of 2 pounds is required to hold a spring 2.4 inches beyond its natural length. How much work…
A: Given: force applied, F = 2 pound displacement, S = 2 inch
Q: If an object's speed is increased to 6 times its original speed, the object's kinetic energy will…
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Q: A 75 kg man pushes off from the 86kg block on ice and slides away at a speed of 4 m/s What is the…
A: Conservation of momentum: AS per the conservation of momentum in an isolated system the total…
Q: Which of the following is the SI unit for gravitational potential energy? Newton Kilogram Joule…
A: Gravitational potential energy is the energy possessed by an object due to its position .
Q: A spring has a spring constant of 0.59 N/m. If the spring is stretched 1.37 m, what is the applied…
A: Spring constant (k) = 0.59 N/m Amount stretched (x) = 1.37 m
Q: A force of 600 newtons will compress a spring 0.5 metres. What is the spring constant of the spring?
A: We know, F = k.x
Q: A spring has a spring constant of 66 N/m. If the spring is compressed 0 m, what is the applied…
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Q: What is the mass of an object if it compresses a 627,200 n/m spring 2.1 m ?
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Q: A large bulldozer can move 1,030 tons/h of gravel from one point to another on a work site. What is…
A: We need to convert the units from tons/h to lb/s.
Q: A mass of 2.5 kg hung from the end of a spring extends the spring by 0.3 m. Another 0.0065kg is…
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Q: A horsé pulls a wagon with a force of 1450 Newtons. How many meters did the wagon travel if the…
A: Given :- F= 1450 N power = 798 watts t= 3.5 min = 210 sec
Q: A 30 kg child uses a pogo stick to bounce up and down. The spring constant, k, of the toy equals…
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Q: How much work would you do if you climbed 8 meter up a tree, if your weight is 57 kilograms?
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Q: What is the kinetic energy of a 4 kilogram cat runnig at 5 m/sec ?
A: given that,mass of cat, m=4 kgvelocity of cat, v=5 ms
Q: A veterinarian uses a spring scale to weigh a cat. He records the cat's weight as 2 kilograms and…
A: Here Weigh of cat = W = 2 × 9.8 N = 19.6 N Elongation in spring = x = 4cmWe have to find the correct…
Q: In the formula W=F x d the work is measured in joules. What metric units does joules stand for?
A: Given: W = F x d
Q: Romeo throws 5 gram pebbles at Juliet's window. The pebbles hit the window at 2.7 m/s. How fast (in…
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Q: A motorcycle is moving at 14 m/s when its brake is applied, bringing the cycle to rest in 4.1 s. To…
A: Given The initial speed of the motorcycle is u = 14 m/s. The time is taken by the motorcycle to…
Q: What is the kinetic energy of an object with a mass of 10kg and a velocity of 1.6 m/s?
A: As we know that the formula for kinetic energy(E) of an object with a mass of m and a velocity of v…
Q: A person pushes on a spring with a force of 900 N. If the spring compresses 3.6 m, what is the…
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Q: Q1: what is the speed does a meter stick move if its length is observed to shrink to 0.5 m?
A: The original length of the stick is given as, Lo=1 m. The shrinked (or) contracted length of the…
Q: A 1 kg rock is dropped from a height of 6 m. What is the speed of the rock when it just hits the…
A: Given values: Mass, m=1 kg Height, 6 m Acceleration due to gravity, g=9.8 m/s2
Q: A car goes down a frictionless 100 incline for 1 m. What is it’s final velocity?
A: Given Data : The distance travelled by car is given as s = 1m. The angle of inclination of the plane…
Q: A driver climbs up the stairs to the diving tower. The work he does climbing the stairs is?
A: When someone is climbing he needs to do work against gravity. The work is defined as the dot product…
Q: A 2,263 kg car accelerates from rest to a velocity of 20 m/s in 13 seconds. The powwer of the engine…
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Q: A force of 2 pounds is required to hold a spring 2.4 inches beyond its natural length. How much work…
A: Periodic motion is a type of motion that repeats itself after a finite amount of time. Simple…
Q: how high is a 0.1-kilogram bird from the ground when it’s potential energy is 3 joules 5m 6.2m 2.5m…
A: Given: Mass m = 0.1 kg or 100 g Potential energy = 3 J To determine: Height h Formula used: P = mgh,…
Q: A runner with a mass of 40 kg increases his speed from rest to 8 m/s. How much work has she done
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Q: A mass of 2Kg is taken from the ground to the height of 10m. Find the potential energy of the…
A: Given data : Mass = m Height = h Acceleration due to…
Q: A baby carriage is sitting at the top of a hill that is 21 m high. The carriage with the baby has a…
A: Given: Height of hill h=21 m Mass of carrage with baby m=1.5 kg
Q: A 38 kg child uses a pogo stick to bounce up and down. The spring constant, k, of the toy equals…
A: The child's mass is, m=38 kg The spring constant is, k=8600 N/m When a child balanced himself…
Q: A 10kg fish swims at a velocity of 1m/s swallows an absent-minded 1kg fish at rest. What is the…
A: Answer Given Mass of the large fish M1 = 10 kg Velocity of large fish v1 = 1 m/s Mass of absent…
Q: A spring has a spring constant of 25 lbs/in. How much force does it apply when it is stretched 8…
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Q: A spring with a spring constant of 0.70 N/m is stretched 1.5 m. What was the net force?
A: Spring constant (k)=0.70N/m Displacement (x)=1.5m
Q: what is the speed of a 100kg dude running with a kinetic energy of 23.8J
A: We know that kinetic energy of mass m moving with speed V is given by Kinetic energy=K=(1/2)mV2
Q: Fatima Kinetic Energy (KE) =% mass times velocity KE = % mv? Name: Potential and Kinetic Energy…
A: Given Data Velocity of body v = 30m/s Kinetic Energy KE = 33,750J Mass of Body to known.
Q: What is the speed at the ground of an object that falls freely from height of 25m
A: Given: The height of the fall is 25 m. Introduction: When a body falls freely from a height then the…
Q: A spring-loaded dart gun shoots straight up. The spring has a sprint constant of 1,000 N/m. If the…
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Q: A spring has a length of 10 cm when a mass of 100g is hanging on it. When a mass of 150g is hanging…
A: Given: Length of the spring is l1 = 10 cm = 0.10 m. Mass m1 = 100g = 0.100 kg. Length of the spring…
Q: At what speed must a particle move in order to double its mass?
A: Let initially mass of particle is mo finally we need mass to be doubled, i.e., final mass of…
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