Physics-
General
Easy
Question
When a ball is thrown up vertically with velocity
, it reaches a maximum height of
. If one wishes to triple the maximum height then the ball should be thrown with velocity
The correct answer is: 

to triple the maximum height, ball should be thrown with velocity 
Related Questions to study
Physics-
A body is projected vertically upwards. The times corresponding to height
while ascending and while descending are
respectively. Then the velocity of projection is (g is acceleration due to gravity)
A body is projected vertically upwards. The times corresponding to height
while ascending and while descending are
respectively. Then the velocity of projection is (g is acceleration due to gravity)
Physics-General
Physics-
A body falls from rest, its velocity at the end of first second is 
A body falls from rest, its velocity at the end of first second is 
Physics-General
Physics-
A body falling for 2 seconds covers a distance
is equal to that covered in next second. Taking
,
A body falling for 2 seconds covers a distance
is equal to that covered in next second. Taking
,
Physics-General
Physics-
What determines the nature of the path followed by the particle
What determines the nature of the path followed by the particle
Physics-General
Physics-
Which of the following graphs can not possibly represent one dimensional motion of a particle
Which of the following graphs can not possibly represent one dimensional motion of a particle
Physics-General
Physics-
A particle located at
at time
, starts moving along the positive
-direction with a velocity ‘
’ that varies as
. The displacement of the particle varies with time as
A particle located at
at time
, starts moving along the positive
-direction with a velocity ‘
’ that varies as
. The displacement of the particle varies with time as
Physics-General
Physics-
If a body is thrown up with the velocity of
then maximum height attained by the body is (
)
If a body is thrown up with the velocity of
then maximum height attained by the body is (
)
Physics-General
Physics-
A boat crosses a river from port
to port
, which are just on the opposite side. The speed of the water is
and that of boat is
relative to still water. Assume
. What is the time taken by the boat, if It has to cross the river directly on the
line
A boat crosses a river from port
to port
, which are just on the opposite side. The speed of the water is
and that of boat is
relative to still water. Assume
. What is the time taken by the boat, if It has to cross the river directly on the
line
Physics-General
Physics-
The effective acceleration of a body, when thrown upwards with acceleration
will be:
The effective acceleration of a body, when thrown upwards with acceleration
will be:
Physics-General
Physics-
A body released from a great height falls freely towards the earth. Another body is released from the same height exactly one second later. The separation between the two bodies two second after the release of the second body is
A body released from a great height falls freely towards the earth. Another body is released from the same height exactly one second later. The separation between the two bodies two second after the release of the second body is
Physics-General
Physics-
If a car at rest accelerates uniformly to a speed of 144
in 20
. Then it covers a distance of
If a car at rest accelerates uniformly to a speed of 144
in 20
. Then it covers a distance of
Physics-General
Physics-
A body stars from rest and falls vertically from a height of 19.6m. If
, then the time taken by the body to fall through the last metre of its fall, is
A body stars from rest and falls vertically from a height of 19.6m. If
, then the time taken by the body to fall through the last metre of its fall, is
Physics-General
Physics-
From the top of a tower two stones, whose masses are in the ratio
are thrown one straight up with an initial speed
and the second straight down with the same speed
. Then, neglecting air resistance
From the top of a tower two stones, whose masses are in the ratio
are thrown one straight up with an initial speed
and the second straight down with the same speed
. Then, neglecting air resistance
Physics-General
Physics-
If a body starts from rest and travels
in the 6th second, then what is the acceleration
If a body starts from rest and travels
in the 6th second, then what is the acceleration
Physics-General
Physics-
From the top of a tower of two stones, whose masses are in the ratio 1 : 2 are thrown on straight up with an initial speed
and the second straight down with the same speed
Then neglecting air resistance
From the top of a tower of two stones, whose masses are in the ratio 1 : 2 are thrown on straight up with an initial speed
and the second straight down with the same speed
Then neglecting air resistance
Physics-General