Answer:
Explanation:
the sphere is solid and conducting, so the charge is uniformly distributed over its volume.
Answer:
VR = 
Explanation:
A machine is a device that can be used to overcome a load by the application of an effort through a pivot. Examples are: pulleys, wedge, screw jack, wheel and axle etc.
The wheel and axle is a simple device that can be used to lift a load through a height. Its velocity ratio (VR) can be determined by:
VR = 
Note that for a practical wheel and axle, the radius of the wheel is greater than the radius of the axle.
Answer:
the acceleration of the car is -4.9m/s2.
the direction is opposite to the actual direction, since the acceleration is negative.
14.59390 kg hope it helps
Answer:
The answer is: It is difficult to tell if fluoride causes this cancer
Explanation:
edgenuite said