Correct answer is option C.
Remaining liquid over a wide temperature range  
Other options are invalid. 
 
        
                    
             
        
        
        
Answer:
Electric energy moves through the wire to the lamp's bulb. In the bulb, electric energy transforms into thermal energy and light energy.
Explanation:
 
        
             
        
        
        
Answer: 
Explanation:
Given
Cross-sectional area of wire 
Extension of wire 
Extension in a wire is given by 

where, 

for same force, length and material 

Divide (i) and (ii)

 
        
             
        
        
        
True. If the amount displaced is more than the mass, it floats. If the amount is less than the mass, it will sink.