Four different objects, each with the same diameter and identical mass roll down an incline. Which object will reach the bottom last? O A solid disk O A ring A solid sphere A hollow sphere O They will all arrive at the same time

Q: A car moves with a speed of 25 m/s. What distance will it travel in a time of 1 hour:

A: distance = speed x time

Q: A stone is dropped into a well. The sound of the splash is heard 5.16 s later. What is the depth of…

A:

Q: A stone is dropped from a cliff to the stream below. It takes 3.28 seconds for the stone to hit the…

A: Using equation of motion, Considering that the initial velocity of the stone is zero.

Q: Find the speed of train Distance-447 km Time=6 hr

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Q: A go-cart, initially at rest, accelerates downhill at a rate of 3.0 m/s² for 8.0 s. Calculate the…

A: Given data:  Initial velocity (u) = 0 m/s Acceleration (a) = 3.0 m/s2 Time (t) = 8.0 s Required:…

Q: A body falls from rest against a resistance proportional to the velocity at any instant. If the…

A: Given  The limiting velocity of the body =  60fps  The body attains half that velocity in 1 second,…

Q: 3. ( An airplane moving at 46.5 m/s on the runway starts accelerating at 14.5 m/s. What is its speed…

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Q: 39. A projectile is fired with a speed of 20 ms"' at an angle e to the horizontal, where tan 0 = Its…

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Q: S‏‏at‏e‏l‏‏lite.…

A: Given data: The radius of the photon is 11 km The radius of the mars is 3990 km The period of photon…

Q: The maximum speed in TPLEX is 100. km/H. What is this speed in meter per second (m/s) a 27.8 m/s b…

A:

Q: A car moving at 5 m sl is brought to rest after travelling a distance of 1.5 km. The time taken by…

A: Given Data : The speed of the car is given as v=5 ms. The distance travelled by car before stopping…

Q: 10. Mr. Mangan soars over a large group of zombies and is in the air for a total of 5 s. How high…

A: Given , Mr. Mangan is in the air for 5s. So he took 2.5 s to go up and 2.5s to go down. So from…

Q: Question 2.6

A: X(t)= at2+bt3 Where,  a=1.50 m/s2   and   b= 0.05 m/s3 (a)  At  t=0s   , X = X1 (Let) Put  t= 0  ,we…

Q: a plane suffers a failure and is falling at a speed of 33 m / s. It was shown to hit the ground 6…

A: Given:- V= 33 m/s  Time to hit the ground = 6 sec  Find;- How high was the plane when it failed?

Q: For example, displacement pickups are used to determine the movement of a vehicle's chassis when…

A: Displacement The change in position of the object is called its displacement. Reference point It is…

Q: 6. With what velocity should the rock be launched to reach a maximum distance of 4R,?

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Q: A stone is dropped from the top of a cliff and hits the foot of the cliff after 6s. How deep is the…

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Q: 9. A car traveling at 27 m/s slams on its brakes to come to a stop. It decelerates at a rate of 8…

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Q: A man leans over the edge of a cliff and throws a rock upward at 4.9 m/s. Neglecting air resistance,…

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Q: Consider the figure below: F = 66 N v = ? 10 m f, = 25 N Calculate the speed. a. 15 m/s b. 13 m/s c.…

A: In this question we are given with a block which is being pushed by a force of 66 N. We have to find…

Q: If an airplane needs to reach a speed of 36.5 m/s in order to takeoff, and the plane can accelerate…

A: Given data:  Initial velocity (u) = 0 m/s Final velocity (v) = 36.5 m/s Acceleration (a) = 2.30 m/s2…

Q: Can you plese answer questions d,e, and f? Thanks.

A:

Q: e Skater with a mass of 50 kg is at rest at the top of a ramp and has 4000 J of GPE, how high up…

A: Given data:  Mass (m) = 50 kg GPE = 4000 J Required: The height of the ramp

Q: 6.A woman swims the length of a 112-m pool and back again (one lap) in 108.03s with a constant…

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Q: Describe the important concepts of  Vectors and Components?

A: It is possible to think of any vector directed in two dimensions as having an effect in two…

Q: 15. How long does it take to drive a distance of 260 miles at a speed of 65mph?

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Q: Refers to the limiting velocity caused by air resistance.

A: Force due to air resistance is directly proportional to the velocity of an object. Fr∝-v…

Q: 7. Mr. Mangan runs 50 m south in 1.5 seconds. What is his speed? What is his velocity?

A: Given,Mr. Mangan runs 50 m soth in 1.5 seconds

Q: 19. Given the v-t graph find the instantaneous acceleration at time t=bs and the average…

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Q: A bicycle travelling at 8.0m/s [East] slows to 3.0m/s [East]. What is the bicycle's change in…

A: The objective of the question is to find the change in velocity and the direction of acceleration of…

Q: 3. A boulder rolls over a 50m high cliff. How fast was the boulder moving if it was found 180 m on…

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Q: traveling at 95.0 km/hr. The driver steps on the brakes and the car comes to a stop in 60.0 m. nat…

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Q: dinosaur swims at a maximum speed of 2.5m/s. If the dinosaur swims south in an ocean with a…

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Q: Step 2. Refer back to Figure 8.1. For which types of electromagnetic radiation is the atmosphere of…

A: For which type of the electromagnetic radiation is the atmosphere of the Earth totally opaque.

Q: Whats the resultant velocity of an airplane that normally flies at 235 Im/h if it encountered a 60…

A: Given that,Velocity of airplane : va = 235 (km/h)Head wind velocity : vw = 60 (km/h)Here we need to…

Q: A ball was dropped from the top of the building. If the ball was from a height of 144 meters from…

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Q: 9. A motorboat travels across a 132 foot wide river at 7 mi/h directed 18 degrees into a 3 current.…

A: Givenwidth of river=132 ftvelocity of motorboat, v=7 mi/hAngle, θ=18°Velocity of current=3 mi/h

Q: OBJA woman walks a distance of 250 m with an average speed of 1.5 m/s. How long did it take her to…

A: Given that,The distnace traveled by woman : d = 250 (m)Speed of woman : v = 1.5 (m/sec)Here we need…