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Sunit Wilson asked a question
Subject: Physics, asked on on 24/2/14

A body is acted upon by a constant force, then the body will have uniform _______
Peter asked a question
Subject: Physics, asked on on 30/12/16
why night time the sky have dark blue colour?
 
T.deepalakshmi asked a question
Subject: Physics, asked on on 16/4/15
A bullet of mass 20 g moving with a speed of 75 m/s hits a fixed wooden plank and comes to rest after penetrating a distance of 5 m. what is the average resistive force exerted by the wooden plank on the bullet?
Mohammed asked a question
Subject: Physics, asked on on 20/12/17
What is measured using spring balance
T.deepalakshmi asked a question
Subject: Physics, asked on on 16/4/15
why does a boxer always move along the direction of the punch of the opponent?
Niranjan R asked a question
Subject: Physics, asked on on 5/5/20
A boy of mass 50 kg is running with a velocity of 2 ms^-1 he jumps over a stationary cart of 2 kg while running find the velocity of cart after jumping of boy
Naveen asked a question
Subject: Physics, asked on on 6/2/15
A 6kg block initially at rest is pulled to the right along a horizontal,frictionless surface by a constant horizontal force of 12n.find the speed of block after it has moved 3m
Sudharshana asked a question
Subject: Physics, asked on on 2/4/20
The madd of a body is measured on planet m kg. When it is taken to a planet of radius half that of the earth then its value will be
Harivarthini Shanmugam asked a question
Subject: Physics, asked on on 18/8/18
A food packet is dropped from a helicopter rising up with a velocity of 4 ms^-1 . The velocity of food packet after 3s will be ?
Praveen asked a question
Subject: Physics, asked on on 12/4/18
If distance us plotted against x axis and kinetic energy against y axis,then the slope of the graph is proportional to
Santhosh Suresh asked a question
Subject: Physics, asked on on 28/6/14

what is newton's third law of motion
Dawson asked a question
Subject: Physics, asked on on 14/6/15
a bullet of mass 20 g moving with a speed of 75 m/s -1 hits a fixed wooden plank and comes to rest after penetrating distance of 5 cm what is the average resistant force exerted by the wooden plank on the bullet
Meena asked a question
Subject: Physics, asked on on 9/7/20
If a 5 N and a 15 N forces are acting opposite to one another. Find the resultant force and the direction of action of the resultant force
Deepak Kumar asked a question
Subject: Physics, asked on on 8/3/14

if weight in earth is 5kg then what is the weight in moon
Dj asked a question
Subject: Physics, asked on on 18/5/19
Give two examples to show that greater the mass,greater is inertia of a body
Ishwarya asked a question
Subject: Physics, asked on on 4/4/14

The figure represents two bodies of masses 10kg and 20kg and moving with an initial velocity of 10ms-1 respectively. they are colliding with each other. After collision they are moving with velocities 12ms-1and 4ms-1 respectively. the time of collision be .2s. then calculate f1 and f2.
Nikshitha asked a question
Subject: Physics, asked on on 11/7/18
For the preparation for NEET exam do we want to study the name of the scientists , his birth place, birth year and who introduced a concept, name of the countries that a particular concept and idea originated?
T.deepalakshmi asked a question
Subject: Physics, asked on on 16/4/15
why rigid materials not used in mats used in gymns and padding used in sports uniform?
Christina asked a question
Subject: Physics, asked on on 14/5/19
Two cars start in a race with velocities u1 and I and travel in a straight line with accelerations 'a' and b.If both reach the finish line at the same time,the range of the race is
Syed Haarith asked a question
Subject: Physics, asked on on 3/6/17
A 200 m long train starts from rest at t-0 with constant acceleration 4 cm/s2.the head light of its engine is switched on at t-60 s and its tail light is switched on at t-120 s.the distance between these two events for an observer standing on platform is(2) power n m.find the value of.
Christina asked a question
Subject: Physics, asked on on 14/5/19
A point moves with uniform acceleration v1,v2 and v3 denote the average velocities in three successive intervals of time t1,t2 and t3 .Correct relation among the following is
Rajesh Kumar asked a question
Subject: Physics, asked on on 17/6/14

a body A is projected vertically upwards from the top of a tower with a velocity of 40m/s ,the tower being 180m high

elabtchem... asked a question
Subject: Physics, asked on on 29/7/15
alls of masses in ratio 2:1 are dropped from the same height. Neglecting air resistance, find the ratio of  
i) the time taken for them to reach the ground. ii) the forces acting on them during motion. iii) their velocities when they strike the ground. iv) their acceleration when they strike the ground.
K. Navinkumar asked a question
Subject: Physics, asked on on 29/4/16
Aashiq pushes a table. It does not move.

Which one of the following is correct regarding the above statement?
  1. The applied force is lesser than the frictional force.[i.e] The applied force is unbalanced by the frictional force.
  2. The applied force is equal to the frictional force. [i.e] The applied force is balanced by the frictional force.
Kalagarla Manoj Kumar asked a question
Subject: Physics, asked on on 17/12/14
integration is a way of adding slices to find the whole
Bharathi asked a question
Subject: Physics, asked on on 22/9/15
An object of mass1Kg is dropped from a height of 20m . it hits the ground and rebounds with same speed . find the change of momentum .
Ashwini asked a question
Subject: Physics, asked on on 22/9/15
hii! thiz is achuwhen a object is dropped 1 is a iron ball and d other is a spongball which wlfall 1st to d ground with no gravity
Venkatesan Muthaliar asked a question
Subject: Physics, asked on on 27/7/15
what is centrifugal force
Om Prakash asked a question
Subject: Physics, asked on on 14/3/18
Q15  Describe the steps involved in obtaining biogas and explain decomposition.
Q16 Biogas is considered to be a boon to the farmers.Give reasons.
D. Pranav asked a question
Subject: Physics, asked on on 9/8/18
What will be the acceleration due to gravity on the surface of moon ,if its radius is 1/4th the radius of the earth and its mass is 1/80 times the massof the earth.
Athissh Kishore asked a question
Subject: Physics, asked on on 16/6/15
Why are mats used in gyms made of soft substance
K. Navinkumar asked a question
Subject: Physics, asked on on 29/4/16
The force exerted by an body due to it' s velocity is called momentum. TRUE/FALSE ?
Jayapradha asked a question
Subject: Physics, asked on on 18/12/19
a disc of radius R is rolling without slipping on a floor as shown in the figure if velocity of centre of mass is V not then velocity of point p at the instant
Sri Nidhi asked a question
Subject: Physics, asked on on 30/5/16
A red car of mass 1400kg collides with stationary blue car of equal mass. They stick together and move with velocity of 11 m/s. What is intial velocity?
K. Navinkumar asked a question
Subject: Physics, asked on on 10/6/16
Will it be ever possible that we will reach other galaxies at least in our future ?
Bharathi asked a question
Subject: Physics, asked on on 19/9/18
Plz explain this question
Nikshitha asked a question
Subject: Physics, asked on on 11/7/18
I am a tamilnadu stateboard student of class 12. I want to get 700+ in NEET Exam . But my parents are not willing to join coaching classes. But i am ready to prepare at home. Is it possible to get that much marks? What are the steps to be taken ? Pls!!!!!!!!!! Give some ideas
D. Pranav asked a question
Subject: Physics, asked on on 9/8/18
If the density of the earth is doubled to that of its original value ,the radius remainig the same, what will be the change in acceleration due to gravity?
Raghul S asked a question
Subject: Physics, asked on on 14/4/17
I need the answer for this question
Pavithra asked a question
Subject: Physics, asked on on 6/12/19
When a block of mass is suspended by a long wire of length l thr length of the wire becomes (L+l) the elastic potential energy stored in the extended wire is

Pls solve this
Nikshitha asked a question
Subject: Physics, asked on on 9/7/18
Where to use dot product?and cross product? What does it mean?
Christina asked a question
Subject: Physics, asked on on 15/5/19
Th friction of the air causes a vertical retardation equal to 10% of the acceleration due to gravity.Take g=10m/s^2.The maximum height and time to reach the maximum height will be decreased by
Sona Sona asked a question
Subject: Physics, asked on on 27/8/20
Can u draw the picture panda
Arjun asked a question
Subject: Physics, asked on on 16/12/18
The mass of a body on earth is 100kg.(acceleration due to gravity, ge=10m/s2). If acceleration due to gravity on moon is (ge/6), then the mass of the body on the moon is
Monica asked a question
Subject: Physics, asked on on 28/4/19
Help how to solve this
Sneha asked a question
Subject: Physics, asked on on 27/4/18
Q2. A body is thrown vertically upwards and rises to a maximum height of 10 m. The velocity with which the body was thrown upwards is: (g = 9.8 m/s2)
a) 10 m/s               b) 14 m/s                 c) 20 m/s                  d) 18 m/s
Q3. A ball of mass 50 kg is moving horizontally with a speed of 20 m/s. A man hits the ball and the ball travels back in the opposite direction with the same speed. If the ball is in contact with the bat for 0.1 s, the force exerted by the  bat on the ball is :
a) 50000 N           b) 10000 N              c) 200000 N             d) 30000 N
Dhaaranee asked a question
Subject: Physics, asked on on 7/10/18
Please answer this question
Panagiota asked a question
Subject: Physics, asked on on 1/1/20
Find the speed at 6 seconds
Sona Sona asked a question
Subject: Physics, asked on on 28/8/20
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Arundhathi asked a question
Subject: Physics, asked on on 21/3/17
if the force experienced by a body of unit mass is gravitational field strength, find the gravitational field strength on the surface of the earth.
D. Pranav asked a question
Subject: Physics, asked on on 1/9/18
Ram has problem in eyesight... So He wears power glasses.. In future he wants become an airline pilot ... The question is that he can a pilot or not ? If not what can he do to achieve his dream ?
Nargis Fathima asked a question
Subject: Physics, asked on on 13/4/20
What is PH value in tamil
R.devi Sri asked a question
Subject: Physics, asked on on 29/9/18
A bullet of mass 15g is horizontally fried with a velocity 100ms_1 from a pistol of mass 2kg . what is the recoil velocity of the pistol
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