Physics Discuss

A short chain is usually attached to the back of a petrol tanker and trailing...

Share to WhatsApp
Question 232
A
petrol tanker is balanced on the road
B
heat generated by friction in the engine can be conducted to the earth
C
charges generated by friction in the tanker are conducted to the earth
D
tanker can move slowly as the chain touches the road surface
E
chain can produce sound in resonance with the noise from the tankers engine
Explanation

Big vehicles gets charged because of friction between them and the air rushing past them.This is the reason tankers often have a metal chain dragging along the ground so that charge produced leaks to the ground through chain.


Correct option: C

Try this quiz in in E-test/CBT Mode
switch to Physics in CBT Mode

Previous Question Next Question

Be the first to Comment on this

Sign in to post a comment


Question Map
Quiz link
Share Physics with your audience
Share to WhatsApp CBT mode Study mode copy link
​​​Help keep QUIZZERWEB running! 
A donation makes a contribution towards the costs, the time and effort that's going on in building and improving this platform.
 
Donate
​​​sponsored
Are you a writer, proof-reader, interpreter, teacher, student or just someone who works in Yorùbá Language? 
 
Translate those figures and numbers to words in standard Yoruba Language at YorubaNumeral.com.ng at no cost. 
 
It also aids learning the yoruba numbering system by providing detailed explanation for each number translated up to 25 billion. 
 
English to Yorùbá Numeral Translator