A golf club strikes a 0.062-kg golf ball in order to launch it from the tee. For simplicity, assume that the average net force applied to the ball acts parallel to the ball’s motion, has a magnitude of 6120 N, and is in contact with the ball for a distance of 0.0080 m. With what speed does the ball leave the club?

Q: In the figure, a block of mass m is moving along the horizontal frictionless surface with a speed of…

A: Given: The mass of the object is m. The initial velocity of the object is 5.7 m/s. The angle of the…

Q: If a 2.4 kg object is initially at rest on a frictionless, horizontal surface and subjected to a…

A: The equation of motion we use to solve this is v2-u2 = 2as, where v = the final velocity u = the…

Q: A 0.150kg glider slides on an ice pond with negligible friction with speed of 0.8 m/s. It has a…

A:

Q: A cannon of mass 5.80x10 kg is rigidly bolted to the earth so it can recoil only by a negligible…

A: Given data: Mass of cannon, mc=5.80×103kg Mass of shell, ms=85.0 kg Initial velocity, v=551 m/s

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: A 60.0 kg skier with an initial speed of 12.0 m/s coasts up a 2.50 m high rise as shown above.  Find…

A: Given

Q: The Zacchini family was renowned for their human- cannonball act in which a family member was shot…

A: Given information: Here, R is the range, s is the distance traveled inside the barrel, θ is the…

Q: A boy slides down a hill on a sled (total mass of 40 kg) and coasts onto a flat plain with a speed…

A: GivenTotal mass (m) = 40 KgInitial velocity (U) = 5.8 m/sFinal velocity (V) = 0Force of friction (F)…

Q: Bungee Jumping is an extreme adventure for thrill-seekers. A jumper weighing 65-kg is tied to a 0.21…

A:

Q: k2 k Total force (N) 2000 1500 1000 500 Distance (cm) 60 10 20 30 40 50 Both springs are described…

A:

Q: In February 1955, a paratrooper fell 370 m from an airplane without being able to open his chute but…

A: Given , terminal velocity u=56 msmass m=85 kgForce F=1.2x105 N

Q: 3. A goft ball of mass 0.058 kg is hit off the tee at a speed of 25 m/s. The golf club was in…

A: Mass of the ball (m)=0.058 kg Final Speed (v)=25 m/s Time of contact∆t=2.5×10-3 s

Q: When a click beetle is upside down on its back, it jumps upward by suddenly arching its back,…

A: Mass of beetle,

Q: 2. A0.200kg softball is pitched at 35m/s and leaves the bat at 55m/s straight towards second base.…

A: Given: Mass of ball, m=0.200 kg Initial velocity, vi=-35 m/s   (-ve sign indicates the direction of…

Q: During the pitching motion, a baseball pitcher exerted an average horizontal force of 60 N against…

A:

Q: Each of the boxes shown below is pulled for 15 m across a level, frictionless floor by the force…

A: In the given scenario, the floor where boxes are kept is frictionless. The mass doesn't matter since…

Q: Jestoni pulls Junry whose mass is 55 kg and who is sitting on a swing with rope of length 4 m,…

A: Given: The mass (m) of Junry is 55 Kg. The length (h) of the rope is 4 m. The angle (θ) rope makes…

Q: An arrow of mass 40 g is shot horizontally into a bale of hay, striking the hay with a velocity of…

A: Force is given by the product of mass and acceleration. However, in this case as we are calculating…

Q: Gayle runs at a speed of 4.15 m/s and dives on a sled, initially at rest on the top of a…

A: SOlution: given that mg = 47 kg mb =30 kg ms = 5.35 kg vig  = 4.15 m/s vis=0 vi=0 yf2=-5 m yf3=-15m…

Q: a 1.5 kg object is initially at rest on a frictionless, horizontal surface and subjected to a  14.9…

A:

Q: A car of mass 1200 kg climbs a 300 hill with vertical height of 100 m. If the car has a net forward…

A: Given: Mass (m) = 1200 kg Force (F) = 70000 N

Q: 5) A 0.042 kg block is at the top of a frictionless track of height 1.3 m. The block slides down the…

A:

Q: A projectile of mass m is fired horizontally with an initial speed of v0 from a height of h above a…

A: Given : Mass of a projectile = m Initial speed = vo Initial height = h Final height = 0 because…

Q: A golf ball of mass 0.058 kg is hit off the tee at a speed of 25 m/s. The golf club was in contact…

A:

Q: Joyce was practicing a shot but she decided to try to throw the ball that has a mass of 5kg with an…

A: Write the given values with the suitable variables. m=5 kgu=12 m/sθ=40° Here, m is the mass, u is…

Q: In the figure, a runaway truck with failed brakes is moving downgrade at 109 km/h just before the…

A:

Q: 9.7 kg block of wood resting on a platform was hit by a 31 g of bullet travelling upward with a…

A:

Q: A deep space probe of mass 4.55 x104kg  is travelling at an initial speed of 1.22 x104m/s. The…

A: Given value--- mass = 4.55 × 104 kg. initial speed = 1.22 × 104 m/s. force = 3.85 × 105 N. distance…

Q: Starting with an initial speed of 5.00 m/s at a height of 0.300 m, a 1.50-kg ball swings downward…

A:

Q: A man pushing a crate of mass  m = 92.0 kg  at a speed of  v = 0.860 m/s  encounters a rough…

A: SOlution: Given that m = 92 kgv = 0.86 m/sL = 0.65 mcoefficient of friction = 0.36 F = 279 N

Q: Assume that the force of a bow on an arrow behaves like the spring force. In aiming the arrow, an…

A:

Q: ock of mass m = 2kg slides across a flat surface with friction present. If the block starts with a…

A: We know that the  third equation of the motion is given as  v2= u2+2as here v is the final velocity…

Q: A 5-kg block slides off the horizontal surface of a table with initial speed 1.45 m/s and hits the…

A:

Q: A 4.0 g bullet leaves the muzzle of a riffle with a speed of 328 m/s. What force (assumed constant)…

A:

Q: Using a simple pulley and rope system, a т, crewman on an Arctic expedition is trying to…

A: Draw the free-body diagram of the block and crewman as shown below.

Q: Alex throws a 0.15-kg rubber ball down onto the floor. The ball's speed just before impact is 4.5…

A:

Q: Calculate the final speed (in m/s) of a 100 kg rugby player who is initially running at 7.50 m/s but…

A:

Q: A baseball has a mass of 0.140 kg, and it is pitched towards home plate at a speed of 48.0 m/s.…

A: The mass of the baseball, m = 0.14 kg Initial velocity of the baseball, u = 48 m/s Force exerted, F…

Q: 1.2-kg rubber ball of speed of 8.0 m/s hits a floor and bounds back at speed of 6.0 m/s. Suppose the…

A:

Q: A net external force is applied to a 4.51-kg object that is initially at rest. The net force…

A: Given data: Mass (m) = 4.51 kg Initial velocity (v0) = 0 m/s Displacement (s) = 20.0 m…

Q: A man pushing a crate of mass  m = 92.0 kg  at a speed of  v = 0.875 m/s  encounters a rough…

A:

Q: A 34.2 kg block slides with a velocity of 10.22 m/s to the right on a frict figure above). The block…

A: Given:- The Block of mass m = 34.2 kg  The initial velocity of the block  v = 10.22 m/s  The height…

Q: 60 kg 80kg 10m H A section of a roller coaster track assumed to be frictionless is shown with two…

A: Given: mass of car 1, m1=60 kg mass of car 2, m2=80 kg Height from which car 1 starts, H1=10 m

Q: A ball of mass m =1.80 kg is released from rest at a height h = 65.0 cm above a light vertical…

A: (a)   From the equation of motion, the speed of the ball just as it touches the spring can be…

Q: a baseball catcher puts on an exhibition by catching a 0.15 kg ball, dropped from a helicopter at a…

A:

Q: A 0.07 kg hockey puck slides across an icy surface and experiences a small friction force of 0.08 N…

A:

Q: Gayle runs at a speed of 3.95 m/s and dives on a sled, initially at rest on the top of a…

A: Given that:- Mass of Gayle=47kg  Mass of sled=5.4kg Mass of Gayle's brother=30kg Initial speed of…

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.