What is the speed of an object that is dropped off a cliff after 5 seconds and no air resistance with an initial speed of 0 ms?

What is the speed of an object that is dropped off a cliff after 5 seconds and no air resistance with an initial speed of 0 ms?
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An object dropped from a cliff falls with a constant acceleration of 10 m/s2. Find its speed 5 s after it was dropped. -Science

Description : An object dropped from a cliff falls with a constant acceleration of 10 m/s2. Find its speed 5 s after it was dropped. -Science

Last Answer : v=u+atv=u+at u=0u=0 v=10×5=50m/sv=10×5=50m/s

A stone is dropped into a deep shaft without any initial velocity. The sound of the stone hitting the bottom is heard after 4 seconds. If the velocity of sound is 330 m/sec the depth of the shaft will be a.33.1 m b.660 m c.165 m d.66.2 m e.330 m

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You visit the Grand Canyon and drop a quarter off the edge of a cliff. The quarter falls 16 feet the first second, 48 feet the next second, 80 feet the third second, and so on. If the quarter fell 9 seconds before hitting the ground, how far down is it?

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Last Answer : an=a1+(n-1)dan=16+(6-1)32=176The 6th term is 176. Now we are ready to find the sum:

An iron sphere of mass 30 kg and an aluminium sphere of mass 10 kg, both having the same diameter are dropped vertically from a cliff. When they are 10 metrs from the ground, they have identical a.Accelerations b.Momenta c.Kinetic energies d.Potential energies e.All of the above

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A ball is thrown horizontally from the top of a cliff. Assuming no air resistance, the acceleration of the ball while it is in flight is: w) in the vertical direction only x) in the horizontal direction only y) in the vertical and horizontal directions z) zero.

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An object dropped from rest near the Earth's surface will fall how far in the first second: w) 4.9 meters x) 9.8 meters y) 16.0 meters z) 32 metersAn object dropped from rest near the Earth's surface will fall how far in the first second: w) 4.9 meters x) 9.8 meters y) 16.0 meters z) 32 meters

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Description : A parachute descends slowly whereas a stone dropped from the same height falls rapidly, because– (1) Stone is heavier than parachute (2) Special mechanisms are present in parachute (3) A parachute has a larger surface area and air resistance is more (4) None of these

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A parachute descends slowly whereas a stone dropped from the same height falls rapidly, because (1) stone is heavier than parachute (2) special mechanisms are present in parachute (3) a parachute has a larger surface area and air resistance is more (4) None of these

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An object moves along a straight line with an acceleration of 2 m/s2. If its initial speed is 10 m/s, what will be its speed 2 s later? -Science

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Last Answer : u=10 m/s,t=2 s, a=2 m/s2 v=u+atv=u+at v=10+2×2=14v=10+2×2=14 m/s

A man standing on a edge of a cliff throws a stone vertically upwards with a certain speed. He then throws another stone downwards with the same speed. Find the ratio of the speeds of the two stones when they hit the ground. (1) 1 : 1 (2) 1 : 2 (3) 1 : 4 (4) Cannot be found from the given information.

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Last Answer : (1) 1 : 1 Explanation: The stone which is throws upward will have the same velocity of u at the point of its original position when it is falling down. Another stone is thrown downwards with u. So ... will hit the ground with same velocity. So the ratio between the speeds of two stones will be 1:1

A man standing on a edge of a cliff throws a stone vertically upwards with a certain speed. He then throws another stone downwards with the same speed. Find the ratio of the speeds of the two stones when they hit the ground. (1) 1 : 1 (2) 1 : 2 (3) 1 : 4 (4) Cannot be found from the given information.

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Last Answer :  1 : 1

A block P released from the top of a smooth inclined plane slides down the plane. Another block Q is dropped from the same point and falls vertically downwards. Which one of the following statements will be true if the friction offered by air is negligible? (a) Both blocks will reach the ground at the same time (b) Block P will reach the ground earlier than block Q (c) Both blocks will reach the ground with the same speed (d) Block Q will reach the ground with a higher speed than block P

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Should the US go off the fiscal cliff?

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Do you think it will be bad for Segway sales that the owner of the company died when he drove one off a cliff?

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Why In King Lear act 4 Scene 6 does Edgar trick Gloucester into believing he has fallen off a cliff What are his motives?

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Why In King Lear act 4 Scene 6 does Edgar trick Gloucester into believing he has fallen off a cliff What are his motives?

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What is the mass of an object if a net force of 8.0 N causes it to accelerate at 1.1 MS?

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How long would the Suns initial supply of hydrogen last in both seconds and yrs as it fuses 600 bil. k ea. second total H avail. in its lifetime is 1.8x10 to 2nd pwr?

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Last Answer : What is Threshold energy ?

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Description : A car travelling at a speed of 60 km/hour is braked and comes to rest 6 seconds after the brakes are applied. The minimum coefficient of driction between the wheels and the road would be a.0.107 b.0.3 c.0.283 d.0.417 e.0.5

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Description : A flywheel weighs 400 kg and has a radius of gyration of 30 cm about its axis of rotation. It is mounted on a shaft subjected to a moment of 40 kgm. If the flywheel starts from restits speed after 3 seconds wil be a.10.9 rad/sec b.19.0 rad/sec c.51.2 rad/sec d.3.33 rad/sec e.16.35 rad/sec

Last Answer : d. 3.33 rad/sec

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Description : For practical purposes, in a simple series circuit, the source voltage will be dropped across one resistor if it has ______________. A. half the resistance of the other resistor B. a resistance equal to the other C. at least ten times the resistance of the other D. a partial short circuit

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Last Answer : momentum is mass x velocity. If mass is 1 kg and velocity 1m/sthen momentum is 1kgm/s

What is the force on an object that goes from 35 ms to 85 ms in 20 second and has a mass of 148 kg?

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A 240m train crosses a standing object in 6 seconds. Find the time taken by the train to cross a long pole of length 162.5 m. A) 25 B) 45 C) 10 D) 15

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What is the speed in ms of a wave on a cord if it has a wavelength of 4 m and a period of 0.5 s?

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What is the total momentum of the system before collision If two 0.5 kg balls approach each other with the same speed of 1.0 ms?

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Last Answer : Momentum is mass times velocity. But in this case, you don'teven need to calculate that: If I understand correctly, the ballshave the same mass, the same speed, and they move exactly inopposite directions - so ... other words, if oneball has a momentum of +M, the other one will have a momentum of-M.

What is the total momentum of the system before collision If two 0.5 kg balls approach each other with the same speed of 1.0 ms?

Description : What is the total momentum of the system before collision If two 0.5 kg balls approach each other with the same speed of 1.0 ms?

Last Answer : Momentum is mass times velocity. But in this case, you don'teven need to calculate that: If I understand correctly, the ballshave the same mass, the same speed, and they move exactly inopposite directions - so ... other words, if oneball has a momentum of +M, the other one will have a momentum of-M.

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Description : An α particle moves perpendicular to a constant magnetic field of strength 1.2 T in a circular path of radius 0.7 m. The speed of α particle in ms-1 is ______________ a) 2.7 × 107 b) 2.6 × 107 c) 3.2 × 107 d) 2.0 × 107

Last Answer : a) 2.7 × 107