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Picat - mechanical Comprehension questions and CORRECT answers latest 2023

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Picat - mechanical Comprehension When the belt moves I. The direction shown, which pulleys turn clockwise? ANSWER- All of them Four weights are tied together and hung from the ceiling. What will ... be the tension in the core at the point labeled X? ANSWER- 60lbs A series of four gears (W,X,Y,Z) is driven by pulley V and a belt-if V turns in the direction shown,which gears will rotate clockwise? ANSWER- Y and W The illustration shows a water tank that is made of wood planks and reinforced metal hoops. Why are the hoops closer together near the bottom of the tank ? ANSWER- Pressure is greater at the bottom A box sits on a smooth table. Three strings are attached to the box, each having a weight of 10lbs. Attached to the other end. The box will move in direction ANSWER- D Spaces are placed between slabs of concrete in the city sidewalks to ANSWER- Allows for expansion and contraction It is true that frictional forces ANSWER- Always oppose forces producing motion This drive pulley always turn ANSWER- Faster than pulley A or C but not pulley B What would you tell the person who is trying to loosen the rusty nut with the wrench ANSWER- Move your hand farther from the nut A spring will compress one inch for every 50 pounds of force that is applied to it. How much Force is need to compress the same spring 10 inches? ANSWER- 500 lbs When these objects are placed on soft sand,which one will sink the deepest into the sand? ANSWER- A A belt passes over a drum and it ends are connected to springs? If the drum roatates in the direction shown and there is friction between the drum and the belt then ANSWER- Spring 1 will get shorter and spring two longer A spring is compressed againya wall by a wooden block that has a force applied to it. If the force is removed from the block, ANSWER- The spring will move to the left [Show More]

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