Motion And Time

Physics
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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 vehicle is moving on a road. Ink drops are falling, one at a time, on the road from the vehicle. After the vehicle has moved away, what one observes is shown (qualitatively) in the figure given below. From the figure we can conclude about the vehicle to be moving...

A
From left to right with increasing speed
B
From left to right with decreasing speed
C
From right to left with increasing speed
D
From right to left with decreasing speed
Easy
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What does the path of an object look like when it is in uniform motion?

A
Straight line
B
Zig-Zag
C
Curved line
D
Cicular
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
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Given distance -time graph represents motion with :

A
uniform velocity
B
uniform acceleration with initial velocity
C
uniform retardation with steady rate
D
none of the above
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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
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When the distance covered by an object is directly proportional to the time interval, it is said to travel with :

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