  # Motion And Time

## When a graph between two physical quantities is a straight line, the two quantities are

A
Both constant
B
Independent of each other
C
Directly proportional
D
Inversely proportional
Easy
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## Four cars A, B, C and D are moving on a leveled road. Their distance versus time graphs are shown in the given figure. Choose the correct statement

A
Car A is faster than car D.
B
Car B is the slowest.
C
Car D is faster than car C.
D
Car C is the slowest.
Easy
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## A driver is driving his car along a road is shown in figure. The driver makes sure that the speedometer reads exactly . What happens to the speed of the car from to ?

A
Speed remains constant
B
Speed first increases then decreases
C
Speed first decreases then increases
D
Nothing can be decided
Easy
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## Given distance -time graph represents motion with :

A
uniform velocity
B
uniform acceleration with initial velocity
C
D
none of the above
Easy
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## When the distance an object travels is directly proportional to the time, it is said to travel with

A
Constant speed
B
Zero velocity
C
Constant acceleration
D
Uniform velocity
Easy
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