Interesting questions and their answers (part-3)

1.  What is the full form of "OK"? 

You might have used this word thousand times in a day. But have you ever tried to know that what is the full form of OK. The full form of OK is" all correct". Now there will be an question in your mind that it should be AC instead of OK. So it was a misspelling "Orl Korrekt" through which it comes to be known as OK. 

2.  Why do the clouds become black in colour before raining? 

You might have noticed the clouds turning into black before raining. But first question is that why the clouds are white. The clouds are white because the sunlight pass through it. But the clouds which are dense and have more water droplets than others, sunlight does not pass through it and as the light could not penetrate perfectly the clouds become black. 

3.  What is the full form of JCB? Why JCB is always coloured in yellow? 

You might have seen a big vehicle digging in the ground. You might be interested in seeing that. But do you know the full form of JCB. Show the full form of JCB is taken from the founder of it "Joseph Cyril Bamford". That's why it is called as JCB. There are two types of vehicles:- (i) Normal vehicles i.e. car, bikes, etc. and (ii) Special vehicles i.e. JCB, cranes, school buses, etc. To make these special type of vehicles different from the crowd are coloured in yellow. And the other reason is that among all the colours only yellow is the attention grabbing colour. That's why these vehicles are coloured yellow. 

4. What is the price of the famous vehicle JCB?  

You know that why JCB are of red colour only and also know that what is the full form of Job. Now you should know what is the price of it. So the price of JCB depends upon its model. However, all JCBs do the same work. The most expensive price of JCB is ₹36,54,000.