A stone thrown from the top of a building of height 60m with an initial velocity of 20 m/s straight upward. How long does it takes to hit the ground (in s)?
Q: A Napoleon cannon has a muzzle velocity of 450 m/s. If the cannon is fired at an elevation of 5.1°,…
A: muzzle velocity (v) = 450 mslaunch angle (θ) = 5.1o
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A: Write the equation of motion in the vertical direction, and solve it for the maximum height above…
Q: A stone is thrown horizontally from a cliff 30m high with an initial speed of 20m/s. How far from…
A: Consider that, the vertical initial velocity is zero,
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A: The time taken by the paper ball is
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A: Given: The initial velocity of the object is 20 m/s upward.
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A: Take the upward direction to be positive. The equation of motion is given by, v=u+at Here, v is the…
Q: An egg is thrown horizontally off a roof which is 81 m high with an initial velocity of 6m/s. How…
A:
Q: What is the maximum height attained by an object that is thrownstraight upward with an initial…
A: Given:Velocity of the object upward = 80 m/s
Q: A tiger leaps horizontally out of a tree that is 3.10 m high. If she lands 4.50 m from the base…
A: Given,Height from ground, h = 3.10 mHorizontal landing distance, d = 4.50 mAcceleration of gravity,…
Q: A ball dropped from a helicopter takes 1.6 s to fall the final 35 m. From what height was itdropped?
A: The initial velocity when it has to still fall 35m is
Q: An arrow is shot straight up into the air at an initial speed of 18 m/s. After how much time is the…
A:
Q: A football is kicked 40 m. If the ball is in the air for 4 s, with what initial speed was it kicked?
A: Answer 22.004m/s
Q: A ball is thrown directly downward with an initial speed of 7.15 m/s, from a height of 29.6 m. After…
A:
Q: A football player wishes to punt a football 65 yards and have a hang time of 5 seconds. What initial…
A:
Q: A package is dropped from a helicopter at a height of 200m. If it accelerates toward earth at…
A: The height of a package is, h=200 m The package's acceleration is, a=5.2 m/s2 The package's initial…
Q: A bullet is shot at 261m/s straight down from a helicopter at a height of 1181m. If it accelerates…
A: Let's use the kinematic equation in terms of initial velocity, distance, time, and acceleration…
Q: A package is dropped from a helicopter at a height of 310m. If it accelerates toward earth at…
A:
Q: a certain handgun with a muzzle velocity of 325 m/s is fired straight up. neglecting air resistance,…
A: Initial velocity of bullet (u) = 325 m/sTo find : time taken by the bullet to fall back to the head…
Q: a certain airplane has a velocity of 60 m/s, and running with a constant acceleration of 12 m/s ^ 2,…
A:
Q: A car travels in the +x-direction on a straight and level road. For the first 4.00s of its motion,…
A: As per our guidelines, we can answer only one question. vav = 6.25 m/s time, t = 4 s
Q: A ball is thrown horizontally from the top of a building 117 m high with a speed 8 m/s. After how…
A: Given: The height of the building is h=117 m. The speed of the ball is v=8 m/s. The expression…
Q: What is the initial velocity of a package dropped from a plane flying horizontally at 250 m/s speed…
A: Velocity is a vector quantity and it is defined as the rate of change displacement.
Q: A ball is thrown vertically upward with an initial velocity of 7 m/s. How far (in meter) it will…
A:
Q: A ball thrown vertically upward has an upward velocity of 6.61 m/s at a point 13.0 m above where it…
A: Given data The upward velocity is given as v = 6.61 m/s. The height from which the ball is thrown…
Q: How far does a rocket accelerating at 12m/s^2 travel in 120 seconds? What is its speed at this…
A:
Q: projectile is launched horizontally with velocity of 25 m/s from the top of 75 m height . How many…
A: given that projectile is launched horizontally from 75m height ∴ its vertical component of velocity…
Q: A ball thrown vertically upward has an upward velocity of 6.01 m/s at a point 11.0 m above where it…
A:
Q: A ball is thrown vertically downward from the edge of a high cliff with an initial velocity of 25…
A: Initial velocity of ball is u = 25 ft/s = 25/3.281 = 7.62 m/s Time traveled by the ball is t = 1.5 s…
Q: A ball is thrown vertically downward from the top of a 70 m tall building with an initial speed of…
A: Displacement of the ball from the top of the building to the ground, S=70 m The initial velocity of…
Q: A roller coaster car rolls from rest down a 20° incline with an acceleration of 5.0 m/s? How far…
A:
Q: If you are driving 95km/h along a straight road and you look to the side for 2.0 s, how far do you…
A: Given Speed V = 95 km/h time t = 2.0 S
Q: A certain freely falling object requires 1.05 s to travel the last 25.5 m before it hits the ground.…
A:
Q: A lead ball is dropped in a lake from a diving board 3.50 m above the water. It hits the water with…
A:
Q: A tiger leaps horizontally out of a tree that is 4.30 m high. If she lands 5.00 m from the base of…
A:
Q: A ball is fired at a speed of 8m/s at 20° above the horizontal from the top of a 5m high wall. How…
A: Given information:Initial velocity of the ball (u) = 8 m/sVertical component of the velocity (usinθ)…
Q: A person on top of a 100-meter building throws a ball upward with an initial velocity of 15 m/s. How…
A: Given, Height of the building, H = 100 minitial velocity of the ball, vo = 15 ms
Q: The height of a helicopter above the ground is given by y(t)=4.5t^(2), in meters. After 2.0 seconds…
A: Given : The height of the helicopter, h=4.5t2 m The time is taken, t=2.0 s Standard Data Used :…
Q: if a flea can jump straight up to a height of 0.440m what is its initial speed as it leaves the…
A: The expression to find the initial speed is,
Q: tiger leaps horizontally from a 12 m high rock with a speed of 4.5 m/s. How far from the base of the…
A: Given: Height of the rock, yo = 12 m. Speed of the tiger, vox = 4.5 m/s. To Find: The horizontal…
Q: A bullet is shot at 290m/s straight up from a helicopter at a height of 168m. If it accelerates…
A:
Q: A football is kicked with an initial velocity of 10 m/s at an angle of 25°. If it hits the ground…
A:
Q: If a projectile is fired straight up at a speed of 30 m/s, the total time to return to its starting…
A: By using equation of motion. From point of projection to the top- most point. V = U + a.t Here, V =…
Q: An egg is thrown horizontally off a roof which is 75 m high with an initial velocity of 6m/s. How…
A:
Q: A car travels in the +x-direction on a straight and level road. For the first 4.00 s of its motion,…
A: Given thatFor first 4sec of its motion, the average velocity of the car (v)=6.25 m/sec. It is…
Q: A ball is shot from the ground straight up into the air with initial velocity of 45 ft/sec. Assuming…
A: Given: The initial velocity of the ball is 45 ft/s vertically upward. The acceleration due to…
Q: When a ball is thrown vertically upward from the ground, it crosses a point which is at a height of…
A: Given, The time interval between the object to the same point = 4 s It is understood that at every…
Q: A book slides horizontally off a shelf 2.8 meters above the floor, at a velocity of 0.25 m/s. How…
A: Firstly time to cover the vertical distance of 2.8 m will be calculated. Initially vertical velocity…
Q: A stone is thrown vertically upward from the ground with an initial speed of 14 m/s. The altitude of…
A: Option a
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- A football player runs from his own goal line to the opposing teams goal line, returning to the fifty-yard line, all in 18.0 s. Calculate (a) his average speed, and (b) the magnitude of his average velocity. (Sec Section 2.2)A daredevil is attempting to jump his motorcycle over a line of buses parked end to end by driving up a 32o ramp at a speed of 40.0 m/s . How many buses can he clear if the top of the takeoff ramp is at the same height as the bus tops and the buses are each 35.0 m long? ~ 10 ~ 7 ~ 4 ~ 12A truck travels with a speed of 59 mi/h. This speed in S.I. units is (Given 1 mile = 1.609 km) O a. 212.40 m/s O b. 26.37 m/s O c. 132.01 m/s O d. 16.39 m/s
- An arrow is shot straight up into the air at an initial speed of 15.0m/s. After how much time is the arrow heading downward at a speed of 8.00m/s? a. 0.714s O b. 1.24s O c. 1.87s O d. 3.22s O e. 2.35s近 8. The elevators in Landmark Tower, in Yokohama, Japan, are among the fastest in the world. They accelerate upward at 3.125 m/s? for 4.00s to reach their final speed. What is the elevator's change in velocity? p searchA ball is dropped from the top of a tall building. The velocity of the ball after 1.5 seconds is Оа. О а. 14.7 m/s O b. -22.05 m/s О с. -9.8 m/s O d. -14.7 m/s
- 1. Two divers jump from a 4.00-m platform. One jumps upward at 2.40 m/s and the second steps off the platform as the first passes it on the way down. a) What are their speeds as they hit the water ? b) Which hits the water first and by how much ? Two bover cit cido by cide on berizenteA car is moving along a straight road with an initial velocity of v;=23 m/s and an acceleration, a=6 m/s². What is the distance traveled (in m) after t=2 s? A. 58 В. 232 С. 116 D. 174 E. NonePROBLEM 2.34 43. An object is thrown vertically upward and has a speed of 20.0 m/s when it reaches two thirds of its maximum height above the launch point. Determine its maximum height. 63.16 m с. 65.16 m d. 67.16 m а. b. 61.16 m
- A sports car can accelerate from 0 to 60 mi/h in 3.9 s. What is the magnitude of the average acceleration of the car in meters per second squared? О А. 90.6 ОВ. 60.9 О С. 9.6 O D. 6.93. Calculate the displacement and velocity at times of: а. О.5 s b. 1s c. 1.50 s d. 2s for a ball thrown straight up with an initial velocity of 15 m/s. Take the point of release to be yo = 0. Assume air resistance is negligible. Use the GUFSA (Given-Unknown-Formula- Solution-Answer) method.A particle moves along the x-axis so that its coordinate follows the law x(t) =2t^2 +4, where x is in meters, and t is in seconds. Find the particles velocity (in m/s) O 23 O 7t O. 17.3 4t O none of the above