SPEED AND VELOCITY
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MOTION IN A STRIGHT LINE

269661 The numerical value of the ratio of average velocity to average speed is

1 always lest than one
2 always equad to one
3 alwaysmorethan one
4 equad to or less than one.
MOTION IN A STRIGHT LINE

269662 If a particlemoves in a circledescribing equal angles in equal intervals of time, then the velocity vector

1 remainsconstant.
2 changes in magnitude.
3 changesin direction.
4 changes bothin magnitudeand direction.
MOTION IN A STRIGHT LINE

269663 In which of the following examples of motion, can the body be considered approximately a point object
a) a railway carriage moving without jerks between two stations.
b) a monkey sitting on top of a man cycling smoothly on a circular track
c) a spinning cricket ball that turns sharply on hitting the ground
d) a trembling beaker that hasslipped off the edge of a table

1 \(a, b\)
2 \(b, c\)
3 \(a,c\)
4 \(b, d\)
MOTION IN A STRIGHT LINE

269664 An object may have
a) varying speed without having varying velocity
b) varying velocity without having varying speed
c) non zero acceleration without having varying velocity
d) non zero acceleration without having varying speed.

1 \(a, b \&\) c arecorrect
2 \(b \&\) d are correct
3 \(a, b \&\) d are correct
4 \(a \&\) d arecorrect
MOTION IN A STRIGHT LINE

269665 The distance travelled by a particle in a straight line motion is directly proportional to \(t^{1 / 2}\), where \(t=\) time elapsed. What is the nature of motion ?

1 Increasing acceleration
2 Decreasing acceleration
3 Increasing retardation
4 Decreasing retardation
NEET DIGITAL LIBRARY
MOTION IN A STRIGHT LINE

269661 The numerical value of the ratio of average velocity to average speed is

1 always lest than one
2 always equad to one
3 alwaysmorethan one
4 equad to or less than one.
MOTION IN A STRIGHT LINE

269662 If a particlemoves in a circledescribing equal angles in equal intervals of time, then the velocity vector

1 remainsconstant.
2 changes in magnitude.
3 changesin direction.
4 changes bothin magnitudeand direction.
MOTION IN A STRIGHT LINE

269663 In which of the following examples of motion, can the body be considered approximately a point object
a) a railway carriage moving without jerks between two stations.
b) a monkey sitting on top of a man cycling smoothly on a circular track
c) a spinning cricket ball that turns sharply on hitting the ground
d) a trembling beaker that hasslipped off the edge of a table

1 \(a, b\)
2 \(b, c\)
3 \(a,c\)
4 \(b, d\)
MOTION IN A STRIGHT LINE

269664 An object may have
a) varying speed without having varying velocity
b) varying velocity without having varying speed
c) non zero acceleration without having varying velocity
d) non zero acceleration without having varying speed.

1 \(a, b \&\) c arecorrect
2 \(b \&\) d are correct
3 \(a, b \&\) d are correct
4 \(a \&\) d arecorrect
MOTION IN A STRIGHT LINE

269665 The distance travelled by a particle in a straight line motion is directly proportional to \(t^{1 / 2}\), where \(t=\) time elapsed. What is the nature of motion ?

1 Increasing acceleration
2 Decreasing acceleration
3 Increasing retardation
4 Decreasing retardation
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MOTION IN A STRIGHT LINE

269661 The numerical value of the ratio of average velocity to average speed is

1 always lest than one
2 always equad to one
3 alwaysmorethan one
4 equad to or less than one.
MOTION IN A STRIGHT LINE

269662 If a particlemoves in a circledescribing equal angles in equal intervals of time, then the velocity vector

1 remainsconstant.
2 changes in magnitude.
3 changesin direction.
4 changes bothin magnitudeand direction.
MOTION IN A STRIGHT LINE

269663 In which of the following examples of motion, can the body be considered approximately a point object
a) a railway carriage moving without jerks between two stations.
b) a monkey sitting on top of a man cycling smoothly on a circular track
c) a spinning cricket ball that turns sharply on hitting the ground
d) a trembling beaker that hasslipped off the edge of a table

1 \(a, b\)
2 \(b, c\)
3 \(a,c\)
4 \(b, d\)
MOTION IN A STRIGHT LINE

269664 An object may have
a) varying speed without having varying velocity
b) varying velocity without having varying speed
c) non zero acceleration without having varying velocity
d) non zero acceleration without having varying speed.

1 \(a, b \&\) c arecorrect
2 \(b \&\) d are correct
3 \(a, b \&\) d are correct
4 \(a \&\) d arecorrect
MOTION IN A STRIGHT LINE

269665 The distance travelled by a particle in a straight line motion is directly proportional to \(t^{1 / 2}\), where \(t=\) time elapsed. What is the nature of motion ?

1 Increasing acceleration
2 Decreasing acceleration
3 Increasing retardation
4 Decreasing retardation
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MOTION IN A STRIGHT LINE

269661 The numerical value of the ratio of average velocity to average speed is

1 always lest than one
2 always equad to one
3 alwaysmorethan one
4 equad to or less than one.
MOTION IN A STRIGHT LINE

269662 If a particlemoves in a circledescribing equal angles in equal intervals of time, then the velocity vector

1 remainsconstant.
2 changes in magnitude.
3 changesin direction.
4 changes bothin magnitudeand direction.
MOTION IN A STRIGHT LINE

269663 In which of the following examples of motion, can the body be considered approximately a point object
a) a railway carriage moving without jerks between two stations.
b) a monkey sitting on top of a man cycling smoothly on a circular track
c) a spinning cricket ball that turns sharply on hitting the ground
d) a trembling beaker that hasslipped off the edge of a table

1 \(a, b\)
2 \(b, c\)
3 \(a,c\)
4 \(b, d\)
MOTION IN A STRIGHT LINE

269664 An object may have
a) varying speed without having varying velocity
b) varying velocity without having varying speed
c) non zero acceleration without having varying velocity
d) non zero acceleration without having varying speed.

1 \(a, b \&\) c arecorrect
2 \(b \&\) d are correct
3 \(a, b \&\) d are correct
4 \(a \&\) d arecorrect
MOTION IN A STRIGHT LINE

269665 The distance travelled by a particle in a straight line motion is directly proportional to \(t^{1 / 2}\), where \(t=\) time elapsed. What is the nature of motion ?

1 Increasing acceleration
2 Decreasing acceleration
3 Increasing retardation
4 Decreasing retardation
NEET DIGITAL LIBRARY
MOTION IN A STRIGHT LINE

269661 The numerical value of the ratio of average velocity to average speed is

1 always lest than one
2 always equad to one
3 alwaysmorethan one
4 equad to or less than one.
MOTION IN A STRIGHT LINE

269662 If a particlemoves in a circledescribing equal angles in equal intervals of time, then the velocity vector

1 remainsconstant.
2 changes in magnitude.
3 changesin direction.
4 changes bothin magnitudeand direction.
MOTION IN A STRIGHT LINE

269663 In which of the following examples of motion, can the body be considered approximately a point object
a) a railway carriage moving without jerks between two stations.
b) a monkey sitting on top of a man cycling smoothly on a circular track
c) a spinning cricket ball that turns sharply on hitting the ground
d) a trembling beaker that hasslipped off the edge of a table

1 \(a, b\)
2 \(b, c\)
3 \(a,c\)
4 \(b, d\)
MOTION IN A STRIGHT LINE

269664 An object may have
a) varying speed without having varying velocity
b) varying velocity without having varying speed
c) non zero acceleration without having varying velocity
d) non zero acceleration without having varying speed.

1 \(a, b \&\) c arecorrect
2 \(b \&\) d are correct
3 \(a, b \&\) d are correct
4 \(a \&\) d arecorrect
MOTION IN A STRIGHT LINE

269665 The distance travelled by a particle in a straight line motion is directly proportional to \(t^{1 / 2}\), where \(t=\) time elapsed. What is the nature of motion ?

1 Increasing acceleration
2 Decreasing acceleration
3 Increasing retardation
4 Decreasing retardation