Physics, 05.08.2019 17:20, yiikes4012
A3.50 kg block is pushed along a horizontal floor by a force of magnitude 15.0 n at an angle θ = 30.0° with the horizontal. the coefficient of kinetic friction between the block and the floor is 0.250.
calculate the magnitudes of (a) the frictional force on the block from the floor and
(b) the block's acceleration.
Answers: 1
Physics, 21.06.2019 17:10, eloqit3338
Aprojectile is launched horizontally 10m above the ground and with an initial velocity of 15 m/s. a) determine the magnitude and direction of projectile velocity at t= 1.3s b) determine the magnitude and direction of projectile acceleration at t=1.3s
Answers: 3
Physics, 22.06.2019 12:20, drewefielder6198
Which of the following situations is impossible? a) an object has velocity directed east and acceleration directed east. b) an object has zero velocity but non-zero acceleration. c) an object has constant non-zero velocity and changing acceleration. d) an object has velocity directed east and acceleration directed west. e) an object has constant non-zero acceleration and changing velocity.
Answers: 2
Physics, 22.06.2019 15:00, tanaemichel
Sodium chloride, nacl, is formed when a sodium atom transfers its electron to a chlorine atom. the difference in charge between the two atoms creates a(n) attraction that bonds them together.
Answers: 1
A3.50 kg block is pushed along a horizontal floor by a force of magnitude 15.0 n at an angle θ = 30....
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