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Coefficient of frictions is

AThe ratio of the maximum frictional force and the normal reaction

BThe ratio of static frictional force and the normal reaction

CThe ratio of frictional force and the normal reaction

DThe ratio of frictional force and weight of body

Answer:

A. The ratio of the maximum frictional force and the normal reaction


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Statements followed by some conclusions are given below.

Statements:

1. Tea is green, Coffee is brown and milk is white.

2. More than half of the town likes tea.

3. People who like white don’t like green and some people who like brown don’t like white.

Conclusions:

I. Green is more popular in the town.

II. There is at least one coffee drinker who does not like tea.

Find which of the given conclusions logically follows from the given statements.

A. Only conclusion I follows.

B. Only conclusion II follows.

C. Both I and II follow.

D. Neither I nor II follows.