Distance
Trending Questions
Q. A ball is thrown upward with a certain speed.It passes through the same point at 3 second and 7 second from the start. the maximum height achieved by ball is
Q. 42.A particle moves in a straight line and its position x at time t is given by x^2=2+t .its acceleration is given by (1)-2/x^3. (2)-1/4x^3. (3)-1/4x^2. (4)1/x^2
Q.
There are two bodies of different masses of 2 kg and 4 kg moving with velocities 10m/s and 2 m/s towards each other due to mutual gravitational attraction. What is the velocity of their centre of mass?
12 m/s
Zero
4 m/s
2 m/s
Q. explai projectile motion in incline plane
Q. A body is moving uniformly in a straight line with a velocity of 10 m/s.What is the dis†an ce covered by it in 10s? ( calculate it with the help of velocity versus time graph).
Q. the ratio of displacement in n seconds to nth second for a particle starting from rest and uniform acceleratio
Q. a body starting from rest has an acceleration of 5m/s2.Calculate dis†an ce travelled by it in 4th secon
Q. 30. A car start from rest and has an acceleration a=t. A truck is moving with a uniform velocity of 6 m/s. At what distance will the car overtake the truck.( at t=0 both start their motion).
Q. 25. Two particles A and B start from rest and move for equal time on a straight line.The partice A has an acceleration "a" for the first half of the total time and "2a" for the second half.The particle B has an acceleration "2a" for the first half and "a" for the second half.Which particle has covered larger distance?
Q.
A bus can be stopped by applying a retarding force F when it is moving with a speed v on a level road. The distance covered by it before coming to rest is s. If the load of the bus increases by 50 % because of passengers, for the same speed and same retarding force, the distance covered by the bus to come to rest shall be
1.5 s
1 s
2 s
2.5 s
Q. Displacement of a particle executing SHM is represented by Y = 0.08 sin (3*pi* t + pi/4) metre. Then calculate-Displacement from mean position at t = 7/36 sec (1) 0.04 metre (2) 0.09 metre (2) 0.07 metre (4) 0.01 metre
Q. 4.The ceiling of a long hall is 25m high.what is the maximum horizontal distance that a ball thrown with a speed of 40m/s can go without hitting the ceiling of the hall?
Q. A boy is throwing balls vertically upwards such that next ball is thrown when previous one is ar maximum height i.e.5m .the no of balls thrown per minute
Q. A particle is performing motion whose position vector isgiven by r =15 (cos pt \overset∧ i+ sin pt \overset∧ j) m , when p is in rad/s and t is in seconds. The magnitude of centripetal acceleration at t = 3 s, is(2) 15p^2 m/s2(1) 30p^2 m/s2(4) 90p^2 m/s2(3) 45p^{} m/s2
Q. a body is thrown at some angle from the ground .the magnitude of change in velocity of body in 5 s , if it is still in air , is
Q. two bodies r thrown up with initial velocities in the ratio of 2:5.the ratio of max height reached by them
Q.
A body moving with a speed of 36 km/his brought to rest in 10 s. What is the negative acceleration and the distance travelled by the body before coming to rest?
Q. The distance x covered by a body moving in a straight line in time t is given by x*x = t*t + 2t + 3. The
acceleration of the body will vary as:
Q. 20.Y = cos wt + cos 3wt + cos 5wt In the equation of a periodic motion , the time period is given as T = 2π/w. How the time period is like that ?? Although, for each term time period s are 2π/w , 2π/3w , 2π/5w respectively.
Q. A force \overrightarrow F = 2xy^2 î +2x^2y j acts on an object .The work done in moving the object from(0, 0) to (1, 2) i
Q. two particles of mass m, constrained to move along the circumference of a smooth circular hoop of equal mass m, are initially located at opposite ends of a diameter and given equal velocities v .the entire arrangement is located in gravity free space .What will be their velocity just before collision?
Q. An oblique projectile is projected with a speed u.It takes time t, to reach maximum height and timet, to come back to the ground. Air resistance is not neglected then t1/t2
Q. 18, If at the moment t-O, the separation between the cars is 90 m and the length of each car is 5 m, theof time at which they completely cross each other is t(1) 1 s(3) 22 s(2) 4 s(4) 3.6 s19. The distance moved hy car P during the timo int
Q.
A train is moving along a horizontal track. A pendulum suspended from the roof of the train makes an angle of 5o with the vertical. The acceleration of the train is
1 ms-2
0.60 ms-2
0.70 ms-2
0.87 ms-2
Q. The displacement x and time of travel t for a particle moving on a straight line are related as t =\sqrt{x-1}\sqrt{x-1}. Its acceleration at a time t is
Q. 19.A particle starting from rest is moving with uniform acceleration in a straight line. The percentage increase of the displacement of the particle in 9th second compared to that in the immediate previous second is about what?
Q. 6. The displacement of a particle executing SHM given as X=0.01 sin 100(t+0.05) then the time period is?
Q. A uniform rod of length l is mounted so as to rotate about a horizontal axis perpendicular to the rod and at a distance x from the center of mass. The time period is least when x
Q. 19. A particle executes SHM on a staraight line.At two positions, its velocities are u and v while accelerations are a and b respectively (b is greater than a. a and b are positive).The distance between these two positions is
Q.
Which of the following is a one dimensional motion
Landing of an aircraft
Earth revolving a round the sun
Train running on a straight track
Motion of wheels of a moving trains
