A car negotiates a curve on a slippery road at a constant speed of 10 m/s. If the coefficient of friction is 0.5, what is the minimum radius of the arc in which the car can turn ?

Question: A car negotiates a curve on a slippery road at a constant speed of 10 m/s. If the coefficient of friction is 0.5, what is the minimum radius of the arc in which the car can turn ?
[A].

20 m

[B].

10 m

[C].

5 m

[D].

4 m

Answer: Option A

Explanation:

No answer description available for this question.

If R is the radius of the circular railway curve in metres and D is the degree of the curve, then which one of the following is the expression for D ?

Question: If R is the radius of the circular railway curve in metres and D is the degree of the curve, then which one of the following is the expression for D ?
[A].

D = 360/R

[B].

D = 1080/R

[C].

D = 1720/R

[D].

D = 720/R

Answer: Option C

Explanation:

No answer description available for this question.