In science and engineering, the weight<span> of an object is usually taken to be the force on the object due to gravity. It is calculated by multiplying the mass with the gravitational acceleration.
W = mg = 1700 (9.81) = 16677 N
Hope this answers the question. Have a nice day.</span>
Explanation:
Given that,
(a) Speed, 
Mass of the electron, 
Mass of the proton, 
The wavelength of the electron is given by :



The wavelength of the proton is given by :



(b) Kinetic energy, 
The relation between the kinetic energy and the wavelength is given by :






Hence, this is the required solution.
Answer:
Attracting means pulling toward you and repelling means pushing away
Explanation:
Answer:
16200 J
Explanation:
t = Time the battery is on = 60 hours
I = Current = 
Average voltage

Energy is given by



The energy delivered in the given time is 16200 J