08/16/20

#### A volleyball is released three times from three different heights: 5 m, 10 m, and 20 m. Which statement is correct about the volleyball?

The volleyball accelerates more quickly toward the ground when released from a higher height.
The volleyball accelerates the same amount toward the ground each time.
The volleyball accelerates...
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08/16/20

#### What is the direction of the normal force acting on an object?

It is always vertically upwards
It can be vertically upwards or downwards
It can be vertically upwards or at an angle to the vertical in the upward direction
It can never be in the horizontal...
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#### please solve this:

we have a cylinder with radius a and length L and a conductivity of δ=δ"(r) find the resistivity of it please .

04/29/20

#### Relative motion!

1.) Bob is standing at the side of the road. Sue is standing in a bus. Bob measures the bus to be travelingNorth at a speed of 30.0 m/s. Sue is holding a ball 10.0 meters above the floor of the...
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04/27/20

#### The differential equation dy dx equals the quotient of the quantity x minus 3 and x plus 4

produces a slope field with horizontal tangents at x = -4
produces a slope field with vertical tangents at x = -4
produces a slope field with columns of parallel segments
I only
II only
I...
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04/27/20

#### Honors pre calc

Determine the work done by a force F of 42 lbs acting in the direction 81° to the horizontal in moving an object 9 ft up an incline that forms a 15° angle to the horizontal. Round your answer to...
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10/22/19

#### The position f(t) of a particle moving along a number line is shown.

Link to graph: https://drive.google.com/file/d/11xC8s30vjyekwuxjQol84l3Q-2bmHtfL/view?usp=sharingA) When is the particle moving forward?B) When is the particle moving backward?C) When does the...
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04/05/19

#### Please how do I go by this?

The perpendicular OY is drawn from the centre O of the ellipse x^2/a^2 + y^2/b^2 = 1 toany tangent. Prove that the locus of Y is (x^2 + y^2)^2 = a^2x^2 + b^2y^2

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