Physics, 16.11.2020 16:30, maddieb1011

A 2.65-kg block is tied to a string that is wrapped around the rim of a pulley of radius 6.72 cm. The block is released from rest. Assuming the pulley is a uniform disk with a mass of 0.540 kg, find the speed of the block after it has fallen through a height of 0.780 m.

Answers: 2

Show answers

Other questions on the subject: Physics

Physics, 21.06.2019 13:10, mariaveliz2201

Abox is pushed down at an angle of 32 degrees on a rough surface. the box moves to the right. what equation should be used to find the net force in the y-direction? answers: a. fnet, y = fn - fgb. fnet, y= fp - ffc. fnet, y = fn-fg- fpcos(32)d. fnet, y = fn-fg-fpsin(32)

Answers: 2

continue

Physics, 21.06.2019 17:30, 21580

The particles of an ice cube at 0°c (represented by the blue circles) come in contact with the particles of juan’s hand at 37°c (represented by the orange circles). which diagram correctly represents the temperature of the two substances and the direction of heat flow?

Answers: 3

continue

Physics, 21.06.2019 18:30, Rusven

An experiment is designed to test the relationship between the initial height of a basketball before it is dropped to the height of its rebound bounce. the height of the rebound bounce is measured using a scale positioned behind the ball. in the above experiment, which condition would not be controlled? a). the starting height of the ballb). the surface the ball bounces on c). the type of ball d). the method to measure the rebound height of the ball

Answers: 1

continue

Physics, 22.06.2019 07:50, dimondqueen511

Calculate the ratio of h+ ions to oh– ions at a ph = 6. find the concentration of h+ ions to oh– ions listed in table b of your student guide. then divide the h+ concentration by the oh– concentration. record this calculated ratio in table a of your student guide. compare your approximated and calculated ratios of h+ ions to oh– ions at a ph = 6. are they the same? why or why not? record your explanation in table a. what is the concentration of h+ ions at a ph = 6? mol/l what is the concentration of oh– ions at a ph = 6? mol/l what is the ratio of h+ ions to oh– ions at a ph = 6? : 1

Answers: 1

continue

Do you know the correct answer?

A 2.65-kg block is tied to a string that is wrapped around the rim of a pulley of radius 6.72 cm. Th...