A 50 kg person jumping from a height of 1 m is traveling at 4.5 m/sec just prior to landing. Suppose she lands on a pad and stops in 0.2 sec. What maximum force will she experience ?
Q: The only force acting on a 2.0-kg body moving along the x axis is given by Fx = 2x where force is…
A: Given : equation of force, Fx = 2x mass of the body, m = 2.0 kg Velocity at x = 0, vo = 3 m/s to…
Q: A nonzero net force acts on an object. Is it possible for any of the following quantities to be…
A: (a) If a nonzero force acts on the object then an acceleration acting on the object according to the…
Q: A soccer ball with mass 0.420 kg is initially moving with speed 2.00 m/s. A soccer player kicks the…
A: Mass of the ball = 0.420 kg Initial speed = Vi = 2 m/s Final speed = Vf = 6 m/s Force applied = F =…
Q: Assume that the force of a bow on an arrow behaves like the spring force. In aiming the arrow, an…
A:
Q: A 5 N force causes a 37 kg body to change speed from 6 m/s to 9 m/s. Over what distance does this…
A: Given, force, F=5 N Mass, m=37 kg initial speed, u=6 m/s final speed, v=9 m/s distance force acts,…
Q: 6.00 ✕ 105 kg subway train is brought to a stop from a speed of 0.500 m/s in 0.600 m by a large…
A: Given : m = 6.00 × 105 kg vf = 0 (because finally the train is brought to rest) vi = 0.500 m/s xi =…
Q: A 2.1 × 103 -kg car starts from rest at the top of a 5.0-m-long driveway that is inclined at 20°…
A: Given data: Mass of car, m = 2.1 × 103 kg Length of driveway, L = 5 m angle of inclination, θ = 20°…
Q: An adult dolphin weighs about 1700 N. With what speed v; must he be moving as he leaves the water in…
A: Data Given , Weight of the dolphin ( W ) = 1700 N height of the jump ( h ) = 2.50 m
Q: A softball having a mass of 0.25kg is pitched at 82.8km/h. By the time it reaches the plate, it may…
A: In the given question, Mass of the softball (m) = 0.25kg Initial velocity of softball (u) = 82.8km/h…
Q: Consider an object of mass m = 4 kg on a frictionless table. The object experiences a repulsive…
A: Given value:Mass of the object, m = 4 kgRepulsive force, F = a/x2 + b/x
Q: A object of mass 3.00 kg is subject to a force Fx that varies with position as in the figure below.…
A: Given:At x = 0u = 0.450 m/sMass of object, m = 3 kg
Q: A 7.0-kg rock is subject to a variable force given by the equation F(x) = 6.0 N - (2.0 N/m)x + (6.0…
A: Given :- m = 7 kg u= 0 F(x) = 6.0 N - (2.0 N/m)x + (6.0 N/m2)x2
Q: How much potential Energy does a 69 kg skydiver have in an airplane 3000 m above the ground?
A:
Q: A 84 kg janitor wearing running shoes is running across an ice rink at a speed of 6.3 m/s. They try…
A:
Q: 2. A 3.0 kg particle is pushed with a force given below. If its speed at x = 2 m is 1.70 m/s what is…
A: work done between x=2 m to x =4m can be simply found by finding the area of given graph between…
Q: A 30 gram bullet moving horizontally with a velocity of 450 m/s gets imbedded in a 10 kg block…
A: Given data: Mass of bullet (m) = 30 g = 0.030 kg Velocity of bullet (v) = 450 m/s Mass of block…
Q: the only force acting on a 2kg body moving along the x-axis is given by Fx=(2.0x)N, where x is in m.…
A: The equation of motion is
Q: The world record for pole vaulting is 6.15 m. If the pole vaulter’s gravitational potential is 4942…
A: Given Potential energy= 4942 J Height = 6.15 m We have to calculate the mass
Q: A constant force of 8.0 N is exerted for 4.0 s on a 16-kg object initially at rest By how much will…
A:
Q: A 72 fireman slide down a 3.2 m pole by applying a frictional force of 377 N against the pole with…
A: Given , mass of fireman , m = 72 kg Height of pole , h = 3.2m Frictional force , f = 377 N…
Q: A hand pushes block A (m= 3 kg) with a constant force Nand. A= 75 N for a distance Ax = 2 m along a…
A:
Q: A 2.1 x 103-kg car starts from rest at the top of a 5.5-m-long driveway that is inclined at 15° with…
A: Given Data : The mass of the car is given as M=2.1×103 Kg The length of the driveway is given as D =…
Q: A 6.89-kg particle is subject to a net force that varies with position as shown in the figure. The…
A:
Q: Thor, Norse God of Thunder, is rumored to be the strongest of the Asgardians. Suppose in his battle…
A:
Q: Suppose you are at a bowling alley, where a machine uses a constant force and pushes balls up a ramp…
A: The work done is given as, W = F x l
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A:
Q: A 3.09-kg particle is subject to a net force that varies with position as shown in the figure. The…
A: Given: The mass of the particle is m=3.09 kg. According to work energy theorem: Kinetic…
Q: "A 65 kg teacher, starting from rest, glides gracefully down a slide while the net force on her is a…
A:
Q: A 4.0 g bullet leaves the muzzle of a riffle with a speed of 328 m/s. What force (assumed constant)…
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Q: A horizontal force of 1.5 N acts on a 0.2kg mass to accelerate it along a horizontal path. How fast…
A:
Q: As a 62 kg skier descends from A to B, her velocity increases from rest to 21.7 m/s. During this…
A: Apply the energy conservation equation and substitute the required values.
Q: What is the maximum speed of a 1000 kg roller coaster car at the bottom of a 97 m hill?
A: Given: mass of the roller coaster m = 1000Kg height of the hill h = 97m Find: Maximum…
Q: A baseball player exerts a force of 80N on a ball for a distance of 0.7m as he throws it. If the…
A:
Q: A 6.0 ✕ 104 kg space probe is traveling at a speed of 12000 m/s through deep space. Retrorockets are…
A: Given a 6.0✕104 kg space probe is traveling at a speed of 12000 m/s through deep space. Retrorockets…
Q: A sled and a rider together have a combined mass of 87 kg. They slide from rest down a frictionless…
A:
Q: A particle of mass 2.3 kg moves under the influence of a force: F(x)=(−5x2+7x) N If its speed…
A: potential energy = - ∫f.dx = -∫(-5x2 +7x)dx = - (-5x3/3 + 7x2/2) = (5/3)(x3) - 3.5 x2 total energy…
Q: A 750-kg automobile is moving at 16.9 m/s at a height of 5.00 m above the bottom of a hill when it…
A: Write the expression for change in potential energy
Q: A 2.1 ✕ 103-kg car starts from rest at the top of a 5.2-m-long driveway that is inclined at 24° with…
A: mass, m = 2100 kg length, L = 5.2 m Angle, A = 24° Friction force, f = 4000 N
Q: A 2kg hockey puck on a frozen pond is given an initial speed of 20 m/s. If the puck always remains…
A: Data Given , Mass of the hockey puck ( m ) = 2 kg Initial speed ( u ) = 20 m/s Displacement ( s )…
Q: A robot drops a 1.2kg package from the roof of a building 12.4m tall. Ignoring wind resistance,…
A: Given , mass = 1.2 kg height = 12.4m We know that g = 9.8 m/s2
Q: A force acting on a 2.00 kg object is given by F(x) = (2.00 N/m)x+ (1.00 N/m³)x³. An object starts…
A: The mass of the object is m=2.00 kg The force acting on the mass is Fx=2x+1x3
Q: A 4.00-kg particle is subject to a net force that varies with position as shown. The particle starts…
A: From the force versus displacement or position graph, the area under the curve equals the work done…
Q: A particle of mass 2 kg moves along the x – axis under the influence of a force F = (3x² – 4x + 5)î…
A: Answer 6.708m/s
Q: 4) The force on a 3.00-kg object as a function of position is shown in the figure. If an object is…
A: The total work done by the object will be the area under the force-distance curve. The area under…
Q: A 150 g particle at x = 0 is moving at 8.00 m/s in the +x-direction. As it moves, it experiences a…
A: Write the provided force equation.
Q: A parachutist weighing m=70Kg (including equipment) falls vertically from a height of 1500 meters…
A: Given data: The mass of parachutist is m=70 kg. The height from ground is h=1500 m. The time after…
Q: A 1200-kg car going 30 m/s applies its brakes and skids to rest. If the friction force between the…
A:
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- Check Your Understanding The soccer player stops after completing the play described above, but now notices that the ball is in position to be stolen. If she now experiences a force of 126 N attempts to steal the ball, which is 2.00 m away from her, how long will it take her to get to the ball?A 100-kg astronaut finds himself separated from his spaceship by 10 m and moving away from the spaceship at 0.1 m/s. To get back to the spaceship, he throws a 10-kg tool bag away from the spaceship at 5.0 m/s. How long will he take to return to the spaceship?If a 1.6 kg object is initially at rest on a frictionless, horizontal surface and subjected to a 12.2 N force in the positive x-direction over a distance of 3.99 meters, what will the object’s final speed be? Assume the answer in in m/s.
- A block resting on a horizontal surface and weighing 200N is acted upon by a horizontal force of 100N. It attains a velocity of 12m/s in a distance of 40m starting from rest. Find the value of fk.A constant force of 200N is required to accelerate a 1600 kg trailer from rest to a speed of 25m/s. How much distance is covered by the trailer in that duration? I keep getting 2500m but it is within the given answers.A 15kg object, resting on a frictionless table, is acted by horizontal force of 7N. How long would it take to reach 30m/s velocity?
- On September 8, 2004, the Genesisspacecraft crashed in the Utah desert because its parachute did not open.The 210 kg capsule hit the ground at 311 km/h and penetrated the soilto a depth of 81.0 cm. How long did this force last?A 2000kg truck starts at rest and reaches a speed of 15 m/s over a time period of 5s. What is the value of the force required to do this? Express answer in Newtons.The driver of a 1000 kg car traveling at 30 m/s slams on its brakes. If the force of friction is 7000 N, determine the following: The acceleration of the car. The stopping distance.
- 3. A body of mass 2 kg is supposed to have an initial velocity of 10m/s and is then pulled 4 meters by a force of magnitude 25N in the direction of the initial velocity, what is its final velocity?ER TICE ANOTHER Starting from rest, a 63.0 kg woman jumps down to the floor from a helght of 0.660 m, and immediately jumps back up Into the alr. While she is in contact with the ground during the time interval 0velocity of the particle if it is initially at rest, and (c) the final velocity of the particle if it is initially moving along the x-axis with a velocity of -2.00 m/s. t (s) hat -If O s, he 1. 2 34 Figure P6.16 17. The forces shown in the F (N) force vs. time diagram 4 in Figure P6.17 act on a 2 Find 1.5-kg particle. (a) the impulse for the 0. t (s) 2 3 4 5 interval from t = 0 to t = -2 3.0 s and (b) the impulse Figure P6.17 for the interval from t 0 to t= 5.0 s. If the forces act on a 1.5-kg particle that is initially at rest, find the particle's speed (c) at t= 3.0 s and (d) at t= 5.0 s. 18. A 3.00-kg steel ball strikes a massive wallSEE MORE QUESTIONS