A bullet is shot at 255m/s straight right from a helicopter at a height of 253m.  If it accelerates toward earth for the whole fall(assuming no air resistance) it will take t = _____  seconds before it hits the ground. Also the bullet it will land at x =_____  (unit) ____ horizontally from its starting position.

Q: A cannon ball is launched into the air with an upward velocity of 350 feet per second, from a 7-foot…

A: The initial upward velocity of the cannonball is v = 350 ft/s The height of the cannonball after t…

Q: An arrow is shot straight up at +40 m/s. a) When will it reach its highest height? at t = _______…

A: Given: The intial velocity of the arrow is 40 m/s vertically upward.

Q: drops a bottle out of his dorm window, that is 9.0[m] above the ground below. How long does it take…

A: Given data The height is h=9.0 m The equation of motion for the bottle is, h=ut+12at2 Here u is the…

Q: Bob hits a tennis ball upward with a velocity of ?⃗0 = 30 ?̂ ? ? from a height of 1 meter above the…

A: At time 2.5 s A) velocity= 5.5 m/s in upward direction B) position= 45.4m from ground

Q: A ball is kicked with an initial velocity of 12 m/s in the horizontal direction and 20 m/s in the…

A:

Q: A projectile is fired from the top of a ridge and its height is given by the equation s(t) =-16t2…

A: Height equation is given S(t)= -16t²+70t+5 We have to find the time interval for which the…

Q: A projectile is launched within initial speed of 2050 M/S additionally V(iy) =1640 m/s and V(ix)…

A: Given data: Initial speed vi=2050 m/s x-component of the initial speed vix=-1230 m/s y-ccomponentof…

Q: While an airplane is in flight, the pilot announces that an emergency landing has to occur.  In…

A: Given quantities: mass of the passenger (m) = 82 kg height through which it descends (H) = 391 m…

Q: A man is walking when he sees a pond. He tosses fish food horizontally from 2.64m away and it drops…

A: Given data:here, x is the horizontal distance, y0 is the initial height, y is the final height,…

Q: A frisbee is thrown up into the air in a straight line, reaches its max height, then falls until it…

A:

Q: andres throws a rock on the air. the height h in feet which is above the ground of the rock is given…

A:

Q: A ball is kicked at 22.0m/s [30 degrees above horizontal]. Create an equation to find the time from…

A: To find the time taken by the ball to reach its maximum height and return to its initial height, we…

Q: Prankster LANCE 210 fired a watermelon from ground level at an initial velocity of 75 m/s and an…

A:

Q: One of the fastest recorded pitches in major-league baseball, thrown by Billy Wagner in 2003, was…

A: An object is said to be in projectile motion if the motion is governed by gravitational force along.…

Q: Four beads, each of mass m = 1 kg, are attached at various locations to a ring, also of mass m = 1…

A: Given: Mass = 1 Kg Radius = 1 m Angle A located between the first bead and horizontal = 410 Angle B…

Q: A cannonball is fired at 175 (m/s), straight up in the air, by accident. Quickly realizing the…

A: Initial velocity of each cannonball (u) = 175 m/s Height at which the collision must take place (h)…

Q: A ball falls from the roof of a building and takes 4 seconds to reach the ground. a) What is the…

A: Given:- The ball fall from the roof of the building  it takes t = 4 sec to reach the ground  Find:-…

Q: A projectile is launched from the ground as shown in the figure below with an initial speed of…

A:

Q: With only a few seconds left in the game a football quarterback needs to score a touchdown. He's 35…

A: Part A:-   R35 yrds= 105 ft   Also R = (u^2 sin2θ)/g   105= (u^2 sin(2×41))/32   Hence; u= 57.97…

Q: 8) A seagull flies at a velocity of 11.00 m/s straight into the wind. (a) If it takes the bird…

A: a) Write the expression for the velocity of the seagull relative to the ground and substitute the…

Q: The other day, while riding my bike, I was forced to stop quickly to avoid a squirrel in the middle…

A:

Q: Suppose a bowling ball is dropped (vi = 0 m/s) from the third floor of a building.  The magnitude of…

A: A bowling ball is dropped from the third floor of a building with 0 m/s initial velocity.Another…

Q: A skydiver falls d1=355m in t1=8.7s before opening her parachute. After the chute opens, she falls…

A: given data as per question d1    =   355m t1     =   8.7s d2    =   780 t2      =   116s

Q: A golfer wants to put the ball into the final hole which lies 7.0 m away from the ball and up a…

A: A golfer wants to put the ball into the final hole which lies x = 7.0 m away from the ball and up a…

Q: A ball thrown horizontally at vi = 25.0 m/s travels a horizontal distance of d = 50.0 m before…

A:

Q: A ball is launched from a 10.0 m building with an initial speed of 15.0 ?/?. If the ball’s speed…

A: Given: The height of the building is 10 m. The initial speed of the object is 15 m/s. The speed of…

Q: You attach a meter stick to an oak tree, such that the top of the meter stick is 2.87 meters above…

A: Meter stick is at a height hm = 2.87 m above the ground time taken by the acorn to pass the length…

Q: One of the fastest recorded pitches in major-league baseball, thrown by Tim Lincecum in 2009, was…

A: 1 mi = 5280 ft 1 h = 3600 sec  Given Initial velocity ux = 101 mi/h = 101×5280/3600 =148.13 ft/s uy…

Q: A rock is thrown out from the top of a 10 m tall building. The initial velocity and angle of the…

A: Given. H = 10 m V = 3 m/s a = 9.81 m/s² Angle = 20° Formula used. S = ut+1/2at²

Distance and Speed

The speed, distance and time relation forms the basis of study of motion. You will need these concepts in the study of Mechanics. This concept is applicable for students who are studying the following courses –