The you Place them why? ? ii. With six coins still on the left, three coins are put on the right at mark 4. Where on the right should you pile an addition of six coins to get a balance? b. A crowbar used for turning a stone is shown in the diagram. In which direc or B) is the pivot to be shifted to increase the mechanical advantage? Write load reason. umerical Problems A load of 680 N is lifted from A to C by 500 N force on an inclined plane as shown in the diagram. Study the diagram and calculate: i Output 500N
Answers: 1
Physics, 22.06.2019 15:00
Greg drew a diagram to compare two of the fundamental forces. which labels belong in the areas marked x, y and z? gravitational force electromagnetic force x. attractive y repulsive z: infinite range x: infinite range y attractive z. repulsive x. always attractive y: infinite range z: attractive or repulsive x. attractive or repulsive y infinite range z: always attractive
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Physics, 22.06.2019 23:00
Which type of reaction is shown in this energy diagram? energy products activation energy reactants time o a. endothermic, because energy is released to the surroundings o b. exothermic, because energy is absorbed from the surroundings o c. exothermic, because energy is released to the surroundings o d. endothermic, because energy is absorbed from the surroundings
Answers: 1
Physics, 23.06.2019 05:00
Consider the phase change taking place in the picture. you could use all but one statement to describe what is happening here. that is: a) temperature is increasing. b) kinetic energy is increasing. c) the space between the particles remains the same. d) the attractive force between the particles is decreasing.
Answers: 1
Physics, 23.06.2019 06:00
Aforklift raises a box above the floor and does 2,000 j of work. if the forklift motor consumes 3,000 j of electrical energy from the battery to raise the box, what is the efficiency of the lift?
Answers: 2
The you Place them why? ? ii. With six coins still on the left, three coins are put on the right at...
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