A 35.0 kg crate is initially moving with a velocity that has magnitude 4.03 m/s in...
A 35.0 kg crate is initially moving with a velocity that has magnitude 4.03 m/s in a direction 37.0 ∘ west of north. A) How much work must be done on the crate to change its velocity to 6.17 m/s in a direction 63.0 ∘ south of east?
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A 35.0 kg crate is initially moving with a velocity that has
magnitude 4.03 m/s in...
A 38.0 kg crate is initially moving with a velocity that has magnitude 4.29 m/sin a...
A 38.0 kg crate is initially moving with a velocity that has magnitude 4.29 m/sin a direction 37.0 ∘∘ west of north. How much work must be done on the crate to change its velocity to 6.69 m/s in a direction 63.0 ∘∘ south of east? Express your answer to three significant figures and include the appropriate units.
An explosion breaks a 26.0-kg object into three parts. The object is initially moving at a...
An explosion breaks a 26.0-kg object into three parts. The object is initially moving at a velocity of 28.0 m/s due south. Part (1) has a mass m = 4.90-kg and a velocity of 50.0 m/s due west. Part (2) has a mass m = 6.50-kg and a velocity of 74.0 m/s due north. Find the direction of the velocity of part (3). _________° south of east
What are the magnitude Av and angle of the change in velocity if the initial velocity...
What are the magnitude Av and angle of the change in velocity if the initial velocity is 65.0 m/s south and the final velocity is 35.0 m/s west? Let the angle ê be measured relative to the east direction (e.g., 0 = 90° means Ay points north, 0 = 180° means Au points west, etc.). AU m/s =
Determine the magnitude and direction of the change in velocity if the initial velocity is 26...
Determine the magnitude and direction of the change in velocity if the initial velocity is 26 m/s south and the final velocity is 35 m/s west. the magnitude of the change in velocity equals 44 m/s What is the direction of the change in velocity? units are north of east
An object (A) of mass m A = 29.0 kg is moving in a direction that...
An object (A) of mass m A = 29.0 kg is moving in a direction that makes angle of 40° north of east with a speed v A = 5.10 m/s, while object (B) of mass m B = 17.5 kg is moving due north with a speed v B = 7.85 m/s. The two objects collide and stick together in a completely inelastic collision. Find the magnitude of the final velocity of the two-object system after the collision. An...
Question 5 A spinning wheel initially has an angular velocity of 50rad/s east: 20s later its angu...
Question 5 A spinning wheel initially has an angular velocity of 50rad/s east: 20s later its angular velocity is 50rad/s west. If the angular acceleration is constant, what are (a) the magnitude and direction of angular acceleration, (b) the angular displacement over 20 s and (c) the angular speed? Question 6 Use Calculus to derive the Work- Energy Theorem and use the equation to solve the following questions Question 7. A crate of Mass 50kg slides down a 30o incline....
3.(25 pts) Three boats are moving on a lake. The first boat (m 2570 kg) is...
3.(25 pts) Three boats are moving on a lake. The first boat (m 2570 kg) is moving at 12.5 m/s at 35.00 south of west. The second boat (m- 1560 kg) is moving at 9.65 m/s at 12.30 west of north. The third boat has a mass of 3350 kg. The boats collide, stick together, and move with a velocity of 4.55 m/s due west. Find the magnitude and direction (from the north) of the velocity of third boat.
What are the magnitude Δ? and angle ? of the change in velocity if the initial...
What are the magnitude Δ? and angle ? of the change in velocity if the initial velocity is 15.0 m/s south and the final velocity is 85.0 m/s west? Let the angle ? be measured relative to the east direction (e.g., ?=90∘ means Δ?⃗ points north, ?=180∘ means Δ?⃗ points west, etc.).
A) If a 1552 kg car, moving at 8 m/s north, hits and sticks to a...
A) If a 1552 kg car, moving at 8 m/s north, hits and sticks to a 1812 kg truck, moving at 6 m/s east, find the magnitude of the final speed. B) If a 1919 kg car, moving at 8 m/s north, hits and sticks to a 3187 kg truck, moving at 4 m/s west, find the direction of the final speed.
What is the velocity (in m/s) of a 935 kg car initially moving at 28.0 m/s,...
What is the velocity (in m/s) of a 935 kg car initially moving at 28.0 m/s, just after it hits a 140 kg deer initially running at 10,5 m/s in the same direction? Assume the deer remains on the car. (Enter the magnitude.) m/s Additional Materials Reading
What are the magnitude Av and angle of the change in velocity if the initial velocity is 65.0 m/s south and the final velocity is 35.0 m/s west? Let the angle ê be measured relative to the east direction (e.g., 0 = 90° means Ay points north, 0 = 180° means Au points west, etc.). AU m/s =
Question 5 A spinning wheel initially has an angular velocity of 50rad/s east: 20s later its angular velocity is 50rad/s west. If the angular acceleration is constant, what are (a) the magnitude and direction of angular acceleration, (b) the angular displacement over 20 s and (c) the angular speed? Question 6 Use Calculus to derive the Work- Energy Theorem and use the equation to solve the following questions Question 7. A crate of Mass 50kg slides down a 30o incline....
3.(25 pts) Three boats are moving on a lake. The first boat (m 2570 kg) is moving at 12.5 m/s at 35.00 south of west. The second boat (m- 1560 kg) is moving at 9.65 m/s at 12.30 west of north. The third boat has a mass of 3350 kg. The boats collide, stick together, and move with a velocity of 4.55 m/s due west. Find the magnitude and direction (from the north) of the velocity of third boat.
What is the velocity (in m/s) of a 935 kg car initially moving at 28.0 m/s, just after it hits a 140 kg deer initially running at 10,5 m/s in the same direction? Assume the deer remains on the car. (Enter the magnitude.) m/s Additional Materials Reading
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