Answer: One thing magnetism and electricity have in common is that they are related. 
Explanation: Flowing electrons produce a magnetic field, and spinning magnets cause an electric current to flow.
        
             
        
        
        
Answer:
A
Explanation:
Finding the (maximum) respective prime powers would yield the answer. Also we need not ... Is perfectly divisible by 720^n? ... So we can say that for any positive value of n it not divisible.
 
        
             
        
        
        
Answer:
C. Television 
Explanation:
 Mostly in cathode ray television, a TV has many of different types of capacitors, used as connections between circuits, as timing components and as electronic filters. TV capacitors perform many functions. 
capacitor acts as a reservoir for electric charge, storing and releasing electricity in precise amounts.
What is a Capacitor  ?
A capacitor is a simple device consisting of a pair of metal foils separated by a thin insulator, such as plastic, used basically for storing charge 
 
        
             
        
        
        
A) 330 N 
Explanation: Her weight must be evenly distributed between the chains (assuming they are at an even level), so you divide 660 by 2 and get 330
        
             
        
        
        
The correct answer to your question here is D