Problem 1 = A brick is given an initial speed of 5 ft/s up an inclined...
Problem 1 = A brick is given an initial speed of 5 ft/s up an inclined plane at an angle of 30° from the horizontal. The coefficient of friction is u V3/12. After 0.5 seconds, how far is the brick from its original position? You may take g= 32 ft/s?, sin 30º = 1/2, and cos 30º = V3/2.
A brick is given an initial speed of 5 ft/s up an inclined plane at an angle of 30° from the horizontal. The coefficient of friction is u = V3/12. After 0.5 seconds, how far is the brick from its original position? You may take g= 32 ft/s”, sin 30º = 1/2, and cos 30º = V3/2.
Problem 2: A brick of mass m is initially at rest at the highest point of an inclined plane, which has a height of 5.1 m and makes an angle of θ = 17° with respect to the horizontal. After being released, you perceive it to be traveling at v = 0.45 m/s a distance d after the end of the inclined plane as shown. The coefficient of kinetic friction between the brick and the plane is μp =0.1, and...
A 4.40-kg block is set into motion up an inclined plane with an initial speed of Vi = 8.20 m/s (see figure below). The block comes to rest after traveling d = 3.00 m along the plane, which is inclined at an angle of 0 = 30.0° to the horizontal. (a) For this motion, determine the change in the block's kinetic energy. (b) For this motion, determine the change in potential energy of the block-Earth system. (c) Determine the friction...
A 4.40-kg block is set into motion up an inclined plane with an initial speed of v_i = 8.60 m/s (see figure below). The block comes to rest after traveling d = 3.00 m along the plane, which is inclined at an angle of theta = 30.0degree to the horizontal. (a) For this motion, determine the change in the block's kinetic energy. (b) For this motion, determine the change in potential energy of the block-Earth system. (c) Determine the friction...
A block is projected up a frictionless inclined plane with initial speed v0 = 5.05 m/s. The angle of incline is θ = 30.9°. (a) How far up the plane does it go? (b) How long does it take to get there? (c) What is its speed when it gets back to the bottom?
Problem 3. Your instructor projects the odd colored block up the sloping plane with initial speed v -16. The У, angle between the plane and the horizontal is 40°. The coefficient of static friction between the block and the plane is H 0.60. The coefficient of kinetic friction between the block and the plane is u, 0.30. Determine (a) the time the block moves up the plane until its velocity becomes zero and (b) the time that elapses from the...
Problem 5:A body is projected from the ground at an angle of 30° with the horizontal at an initial speed of 128 ft/s. Ignoring air friction, determine:a) in how many seconds it will strike the ground.b) how high it will go.c) what its range will be.
A 28-lb block slides down a 30° inclined plane with an initial velocity of 2 ft/s. Part A 0.29 Determine the velocity of the block in 3 s if the coefficient of kinetic friction between the block and the plane is Express your answer to three significant figures and include the appropriate units. Val Units Submit Request Answer
(0%) Problem 12: Ablock of mass m 2.1 kg is on an inclined plane with a coefficient of friction u 0.36, at an initial height h = 0.44 m above the ground. The plane is inclined at an angle 0 51°. The block is then compressed against a spring a distance Ax 0.17m from its equilibrium point (the spring has a spring constant of ky =27 N/m) and released. At the bottom of the inclined plane is a horizontal plane...