7) The conservative force on an N/m)x + (1.00 N/m3)x3. Assu (a) What is the change in pote (b) If the velocity of the block m.

Q: Mr. M is driving his truck, which has a mass of 2200kg, at a speed of 125km/h on the 401. He notices…

A: Mass of the truck is m = 2200 kg Initial speed of the truck is u = 125 km/h Tapping distance is S =…

Q: An arrow, starting from rest, leaves the bow with a speed of 21.0 m/s. If the average force exerted…

A:

Q: 7. A75 kg jumper lands stiff-legged on the floor and changes his velocity from-4.5 m/s to zero in…

A:

Q: Find the final velocity after a perfectly inelastic collision with two objects, both of mass 4.0kg,…

A:

Q: A biker is traveling on level ground at 43.0 m/s with a combined mass of 340.0 kg. She spots a…

A: Given data: Initial velocity (v0) = 43.0 m/s Final velocity (v) = v0/2 =  21.5 m/s Time (t) = 18.0 s…

Q: If a 0.50-kg block initially at rest on a frictionless, horizontal surface is acted upon by a force…

A: Data provided:  Mass of block (m) = 0.50 kg Initial velocity of block (Vi) = 0 m/s, rest Force upon…

Q: During an automobile crash test, the average force exerted by a solid wall on a 2500-kg car that…

A: mass, m = 2500 kg  Force, F = 740000 N  time, t = 0.22 s  final velocity, v = 0

Q: You are the design engineer in charge of the crashworthinessof new automobile models. Cars are…

A:

Q: A 15 g bullet is shot into a wooden post with velocity of 300 m/s. If the bullet comes to rest over…

A: Given: mass of the bullet is m = 15 g Initial velocity of the bullet v =300 m/s distance traveled by…

Q: An object of mass 1000 g falls from a height of 30m on the san below. If it penetrates 4cm into the…

A:

Q: A boy coasts down a hill on a sled, reaching a level surface atthe bottom with a speed of 7.00 m/s.…

A: Let the mass of the boy and the sled together be denoted by m.Let the weight of the boy and sled…

Q: AN 7. A block of mass 5 kg is being pulled along a board horizontally with a constant velocity; the…

A: Along vertical, net force must be zero.  So, weight of block is balanced by normal force. Since,…

Q: After falling from rest from a height of 30-m, a 0.50-kg ball rebounds upward, reaching a maximum…

A:

Q: A golf ball with a mass of 45g is struck with a golf club. It leaves the tee at a speed of 200km/hr…

A: The mass of a ball is, m=45 g=0.045 kg The initial speed of a ball is, u=0 m/s The final speed of a…

Q: If a 0.50-kg block initially at rest on a frictionless, horizontal surface is acted upon by a force…

A:

Q: The spring k = 20N/m is unstretched when s = 0. The 5-kg cart is moved to the position s = -1m and…

A:

Q: A toy rocket achieves a velocity of 54.0 m/s after 2.50 s, when fired straight up. If the average…

A: Velocity of toy rocket is v = 54 m/s Time taken to achieve the velocity is t = 2.50 s Average force…

Q: As a protest against the umpire's calls, a baseball pitcher throws a ball straight up into the air…

A: Given,

Q: locity V(0) and in the +x direction. Find the velocity of the object after t=0 in terms of (b, m, g,…

A:

Q: If a 0.50-kg block initially at rest on a frictionless, horizontal surface is acted upon by a force…

A:

Q: Estimate the average force exerted by a shot-putter on a 7.0-kg shot if the shot is moved through a…

A: Using kinematics, acceleration of the shot put can be obtained as

Q: A ball is dropped from a height h above a massive platform that is moving upward with a constant…

A: Given that: Height=hUpward constant speed of platform= uBall is dropped at rest, u'=0Let time taken…

Q: A 104 bu llet is Shot with wit h 100 mys into. of 3ky, at Sur fuce. The bullet wood block mass rest…

A:

Q: After falling from rest from a height of 30 m, a 0.50 kg ball rebounds upward reaching a height of…

A: Given The height from which ball is fall is h1=30 m. The mass of ball is m=0.50 kg. The height from…

Q: 5. [4pt] Two bl ocks con necte d by a rope of negli gi ble mass are being dragged by a horizonta for…

A:

Q: As a protest against the umpire's calls, a baseball pitcher throws a ball straight up into the air…

A: Given,

Q: The resultant of three coplanar-concurrent forces is 200lb 90°. Determine the value and direction of…

A:

Q: each bullet is 500 m/s. The bullets rebound straight back from Luffy's body with hno What is the…

A:

Q: A net horizontal force of 5000N is applied to a stalled car whose mass is 1500kg. What will be the…

A:

Q: A 101 kg of ice is kicked so that it will have an initial velocity of 13 m/sec. If the coefficient…

A:

Q: 10 kg weight starts at rest and then pushed rightly by a force of 59 N for 8 s on a horizontal,…

A:

Q: At the scene of an accident, two traffic experts appear to determine which of the drivers was at…

A: Given. Direction of velocities before and after collision. Concept - conservation of momentum.

Q: ANSWER THE FOUOWING: ) MASS X ACCELERATION pue TD CORAUITYX VERTICAU POSIT ON 2) COUSERUATION OF…

A: Answer for the following is given below:

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

A:

Q: After falling from rest from a height of 31 m, a 0.60-kg ball rebounds upward, reaching a height of…

A: Assume that the velocity in downward direction is negative and in upward direction is positive.…

Q: An object of weight of an object W= 32N is released from rest at the top of the incline plane below.…

A:

Q: A 28-g bullet strikes and becomes embedded in a 1.35-kgblock of wood placed on a horizontal surface…

A:

Q: A 730-N man stands in the middle of a frozen pond of radius5.0 m. He is unable to get to the other…

A: Given:Weight of the man = 730 NRadius of the pool = 5 mMass of the physics book = 1.2 kgVelocity of…

Q: A quarter hectogram bullet moving at 1,080 km/hr passes through a 3 cm thick sheet of foam plastic…

A: The initial speed of the bullet, u=1080 kmh×1000 m1 km×1 h3600 s=300 m/s   The final speed of the…

Q: Estimate the average force exerted by a shot-putter on a 7.0-kg shot if the shot is moved through a…

A: The equation of motion is given by

Newton's Second Law

Newton’s laws of motion describe the relationship between the motion of an object and forces acting on it. Newton’s law of motion has two types as follows: