Find the acceleration of a block on an inclined plane as shown in figure below, if (u = 0.300) and (0 = 30) Answer : ( a 2.35 m/s ) sin a

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A: Mass of Bob "m"= 0.2kg  length of string "L"= 1.2m  vertical distance from ceiling "= 0.3 m

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A: From the conservation of energy:

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Q: A small block slides down a frictionless track whose shape is described by y = (x^2) /d for x0. The…

A: A small block slides down a frictionless track whose shape is described by y = (x^2) /d for x<0…

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Q: find the speed at the given value of t. r(t) = (2t + 3, 4t – 3, 5 – t), t=4

A: Given:  rt=2t+3, 4t-3, 5-t  Let's find speed at t=4

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A: Given, m=650000kg v=140km/h Gradient=10.5% ∆V=30km/h The initial acceleration is, Hence, the…

Q: Use

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Q: A roller coaster car is approaching the top of a hill with a speed of 7.1 m/s.  The top of the hill…

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Q: The rough sketch above shows an ox that pulls a cart up a grassy hillock, after the cart wheels got…

A: image uploaded plz checkExplanation:Step 1: Step 2: Step 3: Step 4:

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Q: A small block slides down a frictionless track whose shape is described by y = (x^2) /d for x0. The…

A: given      y=x2d for x<0      y=-x2d for x>0     d=2.33     initial velocity of block =0m/s…

Q: How to find the speed of a block, in meters per second, just after it leaves the inclined plane?

A: Let us say we have an nclined plane as shown below:

Q: how fast will the toolbox be moving just as it reaches the edge of the roof

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Static and Kinetic Friction

Kinetic friction comes into existence when there are moving surfaces means in other words we can say that the force which comes into existing between moving surfaces is known as kinetic friction.