4. A car covers a distance of 624 km in 6 /2 hours. Find its speed? A. 104 kmph B. 140 kmph C. 104 mph D. 10.4 kmph

Q: The 1992 world speed record for a bicycle (human-powered vehicule) was set by Chris Huber. His time…

A: Time taken by Chris Huber in 1992 to cover 200 m stretch = 6.509 seconds Using formula, Speed×time =…

Q: 4. A ball is thrown upward with an initial speed of 80 ft/sec. a.) How high does it go b.) What is…

A: As per our guidlines we are supposed to answer only one question. Kindly repost other questions as a…

Q: 4. A roller coaster car starts going down a hill from rest. It accelerates at 4.0 m/s². If it is on…

A: Given Information:- Initial speed of the roller coaster is vi=0 Acceleration of the roller coaster…

Q: 2a) A rock is dropped from a cliff. It takes 4.50 seconds to hit the ground. How high is the cliff?…

A: In this question we are given that a rock is dropped from a cliff. It takes 4.50 seconds to hit the…

Q: 3) A bolt is dropped from a bridge under construction, falling 90 m to the valley below the bridge.…

A: 3) Height of bridge (h) = 90 m Initial velocity (u) = 0 m/s

Q: 40) A stone is thrown vertically upwards with a speed of 20 m/s. How high will it go before it…

A: Given data: Initial velocity (v0) = 20 m/s Acceleration due to gravity (g) = 9.8 m/s2, towards…

Q: 7. A student throws a water balloon vertically downward from the top of a building. The balloon…

A: a)Newton’s equation of motion is,

Q: An airplane starts from rest and accelerates at a constant 10.8 m/s2. What is its speed at the end…

A: The equation of motion is given by, v2=u2+2as Here, v is the final velocity, u is the initial…

Q: A racing car on the straight accelerates from 100 mph to 316 mph in three seconds. What is its…

A: Acceleration is defined as the rate of change of velocity- a=final velocity-initial velocitytime…

Q: 1. A stone is thrown downward from a tower with an initial velocity of 3 m/s. The height of tower is…

A:

Q: 6. A free-falling object falls from rest and has a weight of 10 lb. The air resistance in Ib of this…

A:

Q: A car is dr giving down the highway at 25 m/s what is the car's speed in km/h?

A: Given data:  Speed of a car (v) = 25 m/s Required: Speed of the car in km/h

Q: 3.) A car travels 55 miles per hour for 2 hours at a constant speed. What speed is the car going? *…

A: given speed (constant speed) = 55 miles per hour time = 2 hours

Q: 3) A stone is dropped from rest from the edge of a 50.0-m cliff. How far below the top of the cliff…

A: Given  Height of Cliff = 50 m  Time (t) = 2.50 sec  Initial velocity (u) = 0

Q: bläi 10 Q) Imagine a car involves into freeway traffic on a 200m long road distance. If its initial…

A: Solution: given that d = 200 m initial speed = u = 25 mph a = 2 m/s2

Q: 2. A speed boat traveling at 12.0 m/s [N35.0°W] accelerates to reach a final velocity of 14.0 m/s…

A: Given Initial velocity of speed boat = 12.0 m/s N35.0°W Final velocity = 14.0 m/s  N Time taken to…

Q: 3. A 13kg cannon ball was dropped from a height of 180 ft above the ground. If there is no air…

A: Initially ball is in rest (vi) = 0 Final distance (yi) = 0 Conservation law becomes   (1/2)mvf2 =…

Q: A car is traveling at an initial speed of 20 m/s and slows to rest with an acceleration of −5.0…

A:

Q: John is driving his sports car down a four-lane highway at 40 m/s. He overtakes a slow-moving truck.…

A: The equation of motion is given by, v=u+at Here, v is the final speed, u is the initial speed, a is…

Q: A 1200 kg car starts from rest at the top of a hill and at the bottom of the hill is moving at 45…

A: Given data:  Mass (m) = 1200 kg Initial velocity (v0) = 0 m/s Velocity at the bottom of the hill (v)…

Q: A rocket accelerates from rest at a rate of 70 m/s2. (a) What is its speed after it accelerates for…

A: Given that, Initial speed (u)= 0 Acceleration (a)= 70 m/s² Time (t)= 53 s Let the final speed be v

Q: 5. Astraight thrown ball takes 2.0 seconds to reach a height of 40 meters. Find (a) the first speed,…

A:

Q: 3. A driver, driving a car with speed of 6.8m/s², saw a tree falling on the road. He applied the…

A: Given the speed(u) with which the driver was driving the car, u = 6.8m/s   [assuming the typo error…

Q: Q21) A rock is thrown downward with - 12 m/s from a bridge and strikes the ground in 2 seconds, Find…

A:

Q: A ball is thrown vertically upward with a speed of 12.0 m/s. (a) How high does it rise?

A: Given data :

Q: 2. A car starts from rest and reaches a speed of 27.0 m/s in 7.4 s. What is its rate of

A: (b)  Given:             a= 3.65 m/s2             t= 4 s             u= 27 m/s Then to find final…

Q: 1. Lean and Mickey who are 150 m apart start walking toward each other at 3 mis ad 5 m/s,…

A: According to Bartleby guidelines we can solve only the first question at a time. Kindly post rest of…

Q: 4. A ball rolls off a 1.0 m high table and lands on the floor from the table. How long is the ball…

A: Newton's second equation of motion in the vertical direction is h=ut-12gt2 Here h is height, u is…

Q: 15. If I ride my bike 20 miles at a speed of 15 mi/hr, how many hours have I ridden for?

A: (15) Given information: The distance traveled by the rider, d=20 mi The speed of the rider, v=15…

Q: 5. A ball thrown straight up takes 2.0 s to reach a height of 40 m. Find (a) its initial speed, (b)…

A: given  t=2 sec height=40 m

Q: 1. A tennis ball is thrown upwards from the edge of a cliff with a speed of 10 m/s. It lands on the…

A: Speed=10m/s

Q: 3. A rubber ball is thrown vertically down with an initial speed of 4.0 m/s from 8.0 m above the…

A: Given: The intial speed of the ball is 4 m/s vertically downward. The height of the ball from the…

Q: What would be the final velocity if a 600g Cart 1, initially traveling 5.10m/s collided with a 200g…

A: Since collision is inelastic, so cars will not seperate after collision. So, both car moves with…

Q: A bottle rocket takes off with a = 34.5 m/s². It fires until it reaches a height of 200 m, then…

A:

Q: 5. A car takes 20 seconds for 100mph sprint. a. 5pts.What is the instantaneous speed after 5 seconds…

A:

Q: car speeds past a stationary police officer while traveling 115 km/h. The officer immediately begins…

A: GIven The initial speed of the car is u = 115 km/h. The constant acceleration of officer is a' =…

Q: 3. An antelope moving with constant acceleration covers the distance between 2 points 70 meters…

A: Given: Distance S = 70 m Time t = 7 s. Final velocity = 15 ms To determine: Initial velocity u…

Q: A car is accelerating at 12m/s^2. Find its acceleration in km/hr^2

A: We know that, 1km = 1000m and 1hr = 3600s

Q: A kangaroo is moving at a velocity of 5m/s. The kangaroo then accelerates at a rate of 4m/s/s for…

A: Use the kinematic equation to solve for the speed of the kangaroo moving after it accelerates. v = u…

Q: A car starts from rest and foes down a slope with constant acceleration of 5m/s. After 5s, the car…

A: Apply the first kinematic equation. Here, v represents the final velocity, u represents the initial…

Q: 2. A piece of stone was thrown straight upward with a speed of 20.0 m/s. it was caught on its way…

A:

Q: 1. A boy lets go of a tree limb and falls freely. What is his speed at the end of 0.50s?

A: 1) Given, A boy free fall from the tree limb so initial speed=u=0 m/s Let the speed of boy is V…

Q: 5. A car traveling at 24.5 m/s runs over a cliff and lands 8 m away from the base. How high is the…

A: Write the given values with the suitable variables. u=24.5 m/sd=8 m Here, u and d are the initial…

Q: 2. A cheetah moving in a constant acceleration covers the distance between two points 70.0m apart in…

A: Given value--- distance = 70 m. time = 7 s. final speed = 15 m/s. We need to find--- initial…

Q: An object is initially moving at a rate of 14.1 m/s i. What acceleration is required for the object…

A: Write the initial speed of the object. vi=14.1 m/s   Write the final speed of the object. vf=26.3…

Q: A ball is thrown vertically downward from the top of a 36.6- m-tall building. The ball passes the…

A:

Q: A deer covers the distance between two points 60.0 m apart in 7.00 s. Its speed as it passes the…

A: Given Final velocity v = 14 m/s Distance covered S = 60 m Time taken t = 7 sec

Q: 90. An ambulance driver is rushing a patient to the hospital. While traveling at 72 km/h, she…

A:

Q: 3. An object was thrown vertically upward 10 m/s from the top of a building 20m high A. How long…

A: Apologies. We only answer one question at a time. we will answer the first one as the exact one…