General Knowledge - Physics - Discussion

Discussion Forum : Physics - Section 1 (Q.No. 22)

Physics

22.

It is more difficult to walk on a sandy road than on a concrete road because

sand is soft and concreter is hard

the friction between sand and feet is less than that between concrete and feet

the friction between sand and feet is more than that between concrete and feet

the sand is grainy but concrete is smooth

Answer: Option

Explanation:

No answer description is available. Let's discuss.

Discussion:

35 comments Page 3 of 4.

Abhishek said: 1 decade ago

Friction is inversely proportional to speed. Hence the answer should be 'c'.

Yawar said: 10 years ago

B is correct as the friction between sand and feet is less so its correct.

Mohan said: 1 decade ago

If friction is more then it is difficult to walk so option c is correct.

Eswarara rao S said: 1 decade ago

Correct option is B. C given reverse which is incorrect.

Makhni Lal said: 8 years ago

B Option is correct. I agree with the given answer.

Rohit bains said: 10 years ago

C is correct because more friction = less speed.

Bushra said: 8 years ago

I agree with the given answer, option B.

Sanjay shetye said: 7 years ago

What is the correct answer? Explain.

Alien said: 9 years ago

I think option C is correct.

Elakiya jyothi said: 9 years ago

What is mean by lithology?

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