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(Once again, as we always do with problems like this one, we have to ignore

the effects of air resistance. Sorry. It's just too complicated if we don't.)

The acceleration of gravity is 9.8 meters per second2. That means that any

object that's not propelled or constrained gains 9.8 m/s of downward speed

every second.

The arrow starts with 196 m/s of upward speed. It loses 9.8 m/s of that speed

every second. It'll run out of upward speed and start moving downward after

196/9.8 = 20 seconds .

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A boy kicks a ball vertically upwards with an initial velocity of 12m/s. Calculate the time taken by the ball to reach the maximum hight and the maximum, height reached by the ball?

The time taken by the ball to reach the maximum height is 1 second. The maximum height reached by the ball is 36 meters.


What is the magnitude of the velocity of a vertical projectile at its maximum height is equal to?

The horizontal component of a projectile's velocity doesn't change, until the projectile hits somethingor falls to the ground.The vertical component of a projectile's velocity becomes [9.8 meters per second downward] greatereach second. At the maximum height of its trajectory, the projectile's velocity is zero. That's the pointwhere the velocity transitions from upward to downward.


Which is the total velocity of a projectile at maximum height?

It depends. If the projectile goes straight up and straight down, its velocity will be zero at the top. If the projectile is a baseball about halfway between the pitcher and the bat, its velocity might be 150 km/h.


A baseball is hit straight up at an initial velocity of 150 meters per second. What will be the baseball's speed when it hits the ground?

In a vacuum it would fall back to the same height at the same speed, 150m/s. It would then gain another minuscule fraction of speed as it fell from bat-height down to the ground. In the real world, a falling baseball will reach a maximum speed of around 42 meters per second because the air resistance slows it down. This is called Terminal Velocity.


What is the maximum speed at which grenade shrapnel can travel upon explosion?

The maximum speed at which grenade shrapnel can travel upon explosion is typically around 1,600 meters per second.

Related Questions

How is it that A ball is projected straight up from the ground with a speed of 7.61 meters per second To what maximum height will the ball go when gravity equals 9.80 meters per second squared?

Initial upward speed = 7.61 m/sFinal upward speed (at the point of maximum height) = 0Time to reach maximum height = (7.61) / (9.8) = 0.77653 secondAverage speed during that time = 1/2 ( 7.61 + 0) = 3.805 m/sHeight = 3.805 x 0.77653 = 2.9547 meters (rounded) = about 9.7 feetDoesn't seem like much of a height for a strong toss; but the math looks OK.


What is measured by meters per second per second?

The speed of an object falling from a great height is measured in meters per second per second until it reaches terminal velocity (maximum downward speed).


If the launch angle is 15 degrees and the initial velocity is 50.0 meters per second what is the range?

If the initial velocity is 50 meters per second and the launch angle is 15 degrees what is the maximum height? Explain.


You throw a ball straight up with a velocity of 40 meters per second What is the ball's velocity after 5 seconds?

it is 10 meters per second straight down


When will an object land if it is thrown straight from a building at 5 meters per second?

It depends on the height of the building and also on the direction the object is thrown in (up, down etc.).


A boy kicks a ball vertically upwards with an initial velocity of 12m/s. Calculate the time taken by the ball to reach the maximum hight and the maximum, height reached by the ball?

The time taken by the ball to reach the maximum height is 1 second. The maximum height reached by the ball is 36 meters.


The maximum velocity of a ball as it drops is 12 meters per second. The maximum velocity of the ball after the first bounce is -6 meters per second. What is the difference between the two velocities?

18


What is the height of the second tallest mountain?

the second tallest is mount god-win austen and its height is 28251 feet (8611 meters)


If a ball is thrown at an angle of 40 degrees above the horizontal at a speed of 16 meters per second from the top of a 12.4 m tall building what is the maximum height of the ball above the ground?

The maximum height of the ball above the ground can be calculated using the vertical component of the initial velocity. Assuming no air resistance, the formula to determine maximum height is h = (v^2 sin^2(theta)) / (2g), where v is the initial velocity (16 m/s), theta is the angle (40 degrees), and g is the acceleration due to gravity (9.8 m/s^2). Plugging in the values, you can find that the maximum height of the ball is approximately 14.1 meters.


What is the second highest mountain is the world?

The second-highest mountain in the world is K2 with a height of 8,611 meters.


What is the second highest mountain the world?

The second-highest mountain in the world is K2 with a height of 8,611 meters.


What is the gravitational force at height h the body?

It is always -9.8 meters per second squared, regardless of height