You throw a ball straight up. The ball leaves your hand at a height of 2.00 m above the ground with a speed of 20.0 m/s (~45 mph). Ignore air resistance and use g = 10.0 m/s2. You can use a spreadsheet but show a sample calculation for the velocity and the position at t = 1.5 s.

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Q: A block is released from rest from the top of a frictionless incline making 30o with the horizontal.…

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Q: A water slide is constructed so that swimmers, starting from rest at the top of the slide, leave the…

A: Given : Horizontal distance from the end of slide to water is ∆x=5 m, Time to travel to hit the…

Q: A 4.0 kg block sliding on a frictionless surface breaks into two parts of equal masses. One part…

A: Given data, initial mass ,M= 4 kg splits into two equal masses, m =2.0 kg v1 =3.0 m/s due north v2…

Q: An 8,000 kg bus was coasting when its engine suddenly began to malfunction. This happened at pt. A…

A: Note : According to our guidelines , we are only allowed to answer 3 subparts per question . If you…

Q: A physics textbook slides off a horizontal table- top witha speed of 1.10 m/s. It strikes the floor…

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Q: In Figure, a block with mass m = 1 kg is released from height h1= 12 m. Its path is without friction…

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Q: A 10 kg cannonball is launched vertically upwards from the ground with an initial velocity of 50…

A: Given: Mass of cannon ball  m = 10 kg          Initial vertical velocity v0 = 50 m/sTo determine  a)…

Q: What is the diver's speed (in m/s) when he hits the water?

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Q: A package of mass 56 kg is pushed up a ramp with a horizontal force of 450 N. The length of the ramp…

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Q: A skier starts from rest on the 41° slope at time t = 0 and is clocked at t = 2.70 s as he passes a…

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Q: A skater with mass 65 kg is skating on a horizontal surface at a constant speed. There is a ramp…

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Q: A block with an initial velocity of 24 m/s slides along a surface with a friction coefficient of…

A: Given  Initial velocity of block (u) = 24m/s Friction coefficient (μ)= 0.30 Solution : - Newton's…

Q: 2. An object is initially suspended at the height yo = 200 m above the surface of the Earth and at…

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Q: A 10 kg object is fired vertically upward from the ground, with an initial velocity of 50 m/s. If…

A: Given mass of the object, m = 10 kg initial velocity of the object, v = 50 m/s atmospheric…

Q: A skier starts to slide from the 20 m high ramp for the first time without speed and without…

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Q: A box having a mass of 4 kg moves up to point B with an initial velocity 7 m/s at point A on an…

A: According to conservation of energy  Total energy of isolated system remains constant.  Initial…

Q: You throw a toy straight up into the air with an initial speed of 5.5 m/s. How high will it go? ( no…

A: The answer is 1.5 m. Using v^2=u^2+2as Here v=0 ,u=5.5, a=-9.8 , S=? S=5.5^2/2×9.8

Q: In the inclined plane where friction is neglected, an object with a mass of 4 kg is thrown upwards…

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Q: 1. A physics book slides off a horizontal table top with a speed of 1.10 m/s. It strikes the floor…

A: Given Initial velocity u = 1.1 m/s Time taken to strike the ground= time of flight = 0.35 s Angle of…

Q: answer with solution working out please!

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Q: A skydiver ejects from his aircraft and falls 80 m from the ground without friction. When he opens…

A: Write the given values with the suitable variables. u=0 m/sh=80 ma=-3.5 m/s2vf=5 m/s Here, u is the…

Q: Dr. Liu is learning how to juggle. He tosses a tennis ball (probably bad choice since it is so…

A: Initial launch velocity (u) = 2.5 m/s Initial height (h) = 1.5 m

Q: Two crickets, Chirpy and Milada, jump from the top of a vertical cliff. Chirpy just drops and…

A: Given data: Chirpy’s vertical initial velocity = 0 , drops Milada’s horizontal initial velocity = 95…

Q: A block with mass m = 14.9 kg slides down an inclined plane of slope angle 18.8o with a constant…

A: Consider the free-body diagram of the block when it slides down the incline with a constant velocity…

Q: c) 39.2 d) 19.4 Q5: The area under a velocity-time graph represents: a) speed b) change in…

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Q: In the absence of wind resistance, a cannonball is shot from level ground with an initial speed of…

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Q: 4. A ski jumper has the initial velocity vị as shown before as she leaves the ramp. a) Show that the…

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Q: A skier starts from rest from the top of a 40 m high slope which makes 40 degrees with the ground.…

A: Draw the free-body diagram of the skier when he was on-ramp.

Q: A package of mass 56 kg is pushed up a ramp with a horizontal force of 450 N. The length of the ramp…

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Q: A water slide is connected so that a swimmer, starting from rest at the top of the slide, leaves the…

A: (a) Let us say that the swimmer leaves the slide horizontally with a speed V.Let us find the height…

Q: 7) A bob attached to a cord is moved to the right where its vertical position is 1.05 cm above the…

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Q: An athlete jumping vertically on a trampoline leaves the surface with a velocity of 8.5 m/s upward.…

A: Given data:  Initial velocity (v0) = 8.5 m/s, upward Required: Maximum height (hmax)

Q: A soapbox derby racecar starts at rest at the top of a 321-m-long track tilted at an average 5.2°…

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Q: A 5 kg ball is thrown straight into the air at 6 m/s. How high does it travel? Use g = 9.8 m/s2

A: Here given a 5 kg ball is thrown upward straight to the air at 6 m/s. We have to calculate the…

Q: A swimmer bounces straight up from a diving board and falls feet first into a pool. She starts with…

A: Given data The initial velocity is u=4.0 m/s The take-off point is ho=1.1 m The equation of upward…

Q: blok b 350kg. first speed of B is 0. the log is pulled by rope ,v = 0.4t*t . what is the force of…

A: Given: mass of the block, m = 350 kg velocity of the block is given by expression, v = 0.4t2

Q: A boat running at its top speed takes 3.0 hours to travel 12 km down a river. It then takes 5.0…

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Q: A block is given an initial velocity of 5 m/s up a frictionless incline of angle e= 30. How far up…

A: Given: initial velocity u=5 m/s final velocity v=0 m/s angle of inclination = 30o

Q: Dr. Liu is learning how to juggle. He tosses a tennis ball (probably bad choice since it is so…

A: Given : Initial speed u = 2 m/s             Height = 1.6 m

Q: A bob attached to a cord is moved to the right where its vertical position is 1.05 cm above the…

A: Given values: Vertical height, x=1.05 cm= 0.0105 m Initial speed= 0.6 m/s maximum height, hmax= ?…

Q: A 2 kg ball Is thrown straight into the air at 9 m/s. How high does it travel? Use g=9.8 m/s2

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Q: A 25g ball slides down a smooth inclined plane 0.850 m high that makes an angle of 35 degrees with…

A: Let V is velocity Mass=25g