01/28/23

What is the linear speed in miles per hour of the tip of a lawnmower spinning at 3000 revolutions per minute in a lawnmower path that is 20 inches wide. What is the angular speed in degrees per hour?

I have the Miles per hour is 178, but I can't figure out how to take that and get degrees.
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01/27/23

This question has 3 parts A - C.
A lead ball is dropped in a lake from a diving board 6.31 m above the water. It hits the water with a certain velocity and then sinks to the bottom with the same constant velocity. It reaches the... more
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01/27/23

In one dimension, a particle's position as a function of time is given by x(t) = (1.12 m/s) t - (6.7 m/s2) t2. What is the magnitude of the acceleration of the particle in units of m/s2?

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01/27/23

algebra question
In an exhibition hall, a worker arranges 240 chairs in rows. Each row contains the same number of chairs. If there were 30 more chairs in each row, the worker would need 4 fewer rows. How many rows... more
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01/27/23

Nonuniform charge density

A 37.4 cm long rod has a nonuniform charge density given by the equationλ(x)=A(1-x/b)2where A = 5.00 nC/cm and b = 26.4 cm. What is the total charge on the rod?
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01/26/23

How does a credit card work in terms of physics? (Magnetism) what about contactless payment such as tap?
it would really help if you explained it using an analogy or in simpler terms and then dive into using more complex terms. Or answer it anyway you can, I just need help because I’m doing a project... more
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