acceleration

Q: A boy is trying to roll a bowling ball up a hill, as shown in the image below. If friction is…

A: Given that, The height of the hill, h = 40 m We need to find the minimum initial velocity that the…

Q: A car starts from rest and reaches a velocity of 40 m/s in 10 s, what will its velocity be 5 s…

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Q: A runner increases from 0 m/s to 20 m/s in 2 s. What is the runners average acceleration?

A: Given data:  Initial velocity (u) = 0 m/s Final velocity (v) = 20 m/s Time (t) = 2 s Required: The…

Q: A car traveling with an initial velocity of 40 m/s accelerates at 5 m/s2. What is the car’s final…

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Q: Q3: A cheetah can accelerate from rest to a speed of 30.0 mis in 7.00 s. What is its its…

A: Given: Initial speed of Cheetah, u = 0 m/s Final speed of Cheetah, v = 30 m/s Time taken, t = 7 s

Q: What could make a car increase its acceleration

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Q: By how many decibels does the intensity level of a sound increase when you increase the the…

A: Given value--- intensity of source of sound increased by factor 2.97 . We have to find--- By how…

Q: But how to get the acceleration for this question?

A: how to get the acceleration for this question?

Q: A stone is thrown from a bridge horizontally with a speed of 20m/s.  The stone lands below 2.5…

A: Given- Ux = 20 m/s Uy = 0 m.s t = 2.5 sec As, stone will fall down with the speed of the gravity,…

Q: A pencil rolls off a desk that is 0.78 m high with a speed of 8.1 m/s. How far away did the pencil…

A: As per the given data, Height of the desk (h) = 0.78 m; Initial speed of the pencil (u) = 8.1 m/s:…

Q: 10. VA 5.0-g bullet leaves the muzzle of a rifle with a speed of 320 m/s. What force (assumed…

A: Given: The mass of the bullet is 5 g. The final speed of the bullet is 320 m/s. The length of the…

Q: how does human body detect acceleration when changing direction and speed at the same time?

A: According to Newtons 1st law a body tends to be in the state of rest or uniform motion until unless…

Q: A force P pulls on a crate of mass m that is in contact with a rough surface. The figure shows the…

A: we have to decide the state of motion of the box upon application of the given forces.

Q: An object experiences acceleration when: a)  it speeds up. b)  it slows down. c)  it turns. d)…

A: Acceleration is defined as the rate of change of velocity. A velocity is a vector quantity therefore…

Q: hat equation is used to solve for an object's centripetal acceleration

A: Acceleration whose direction is always towards the center known as centripetal acceleration . ac =…

Q: Part A What is the pebble's speed? Express your answer with the appropriate units. ? Value Units…

A: Given, Diameter of wheel, d=62.0cm=0.62m

Q: What is motion in physics? Also desribe various types of motion.

A: Motion can be defined as the change in position of an object in accordance with time. It is usually…

Q: A car goes down a 10 degree incline with a coefficient of friction of 0.3 for 2m. What is it’s…

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