A block of metal weighing 2 kg is resting

Asked by admin @ in Physics viewed by 284 People

a block of metal weighing 2 kg is resting on a frictionless plane .it is struck by jet releasing water at the rate of 1kg/s and at a speed of 5m/s the initial acceleration of block is

Answered by admin @


F = v dm/dt
= 5 x 1 
= 5N

acceleration= a = F/m
= 5/2
= 2.5 ms⁻²

Similar Questions

A block a with mass 100 kg is resting

Asked by admin @ in Physics viewed by 302 persons

A block a with mass 100 kg is resting on another block the of mass 200 kg a horizontal rope tied to a wall hole is it the coefficient of …

A 20 kg block is initially at rest

Asked by admin @ in Science viewed by 282 persons

20 kg block is initially at rest on a rough horizontal surface. A horizontal force of 75 N is required to set the block in motion. After it is in …

A block of mass root 2 kg is released

Asked by admin @ in Physics viewed by 328 persons

A block of mass root 2 kg is released from the top of an inclined smooth surface as shown in fig. if spring constant of spring is 100n/m and block …

A solid sphere of mass 2 kg is resting

Asked by admin @ in Physics viewed by 304 persons

A solid sphere of mass 2 kg is resting inside a cube as shown in the figure. The cube is moving with a velocity v = . Here t is …

A 2 kg block slides on a horizontal floor

Asked by admin @ in Physics viewed by 281 persons

75. A 2 kg block slides on a horizontal floor with a speed of 4 m/s. It strikes a uncompressed spring, and compresses it till the block is motionless. The …

A body of mass 2 kg initially at rest

Asked by admin @ in Physics viewed by 284 persons

A body of mass 2kg initially at rest moves under the action of an applied horizontal force of 7N on a table with coefficient of kinetic friction 0.1. compute the …

A block of mass 10 kg moving with acceleration

Asked by admin @ in Physics viewed by 464 persons

43. A block of mass 10 kg, moving with acceleration 2 m/s2 on horizontal rough surface is shown in figure → a= 2 m/s> F= 40 NThe value …

Two blocks of mass 3 kg and 6 kg

Asked by admin @ in Math viewed by 295 persons

Two blocks of mass 3 kg and 6 kg respectively are placed on a smooth horizontal surface. they are connected by a light spring of force constant k = 200 …

Two blocks 4 kg and 2kg are sliding down

Asked by admin @ in Physics viewed by 300 persons

Two blocks, 4 kg and 2 kg are sliding down an incline plane as shown in figure. The acceleration of 2 kg block is(a) 1.66 m/s2 to(b) 2.66 …

A block of aluminum with a mass of 1 kg

Asked by maham237 @ in Physics viewed by 298 persons

is placed in a beaker of water filled to the brim. Water overflows. The same is done in another beaker with a 1-kg block of lead. Does the lead displace …

A sample of metal weighs 210g in air

Asked by admin @ in Chemistry viewed by 282 persons

A sample of metal weighs 210 g in air, 180 g in water and 120 g in an unknown liquid. Then assume sample of metal completely immersed in water and …

The speed of a car weighing 1500 kg

Asked by admin @ in Physics viewed by 280 persons

The speed of a car weighing 1500 kg increases from 36 km/h to 72 kmh uniformly in 30 min. What will be the change in momentum with respect to time …

A block whose mass is 1 kg is fastened

Asked by admin @ in Physics viewed by 293 persons

A block whose mass is 1 kg is fastened to a spring.  The spring has a spring constant of 50 N/m.  The block is pulled to a distance x=10 cm …

A block of mass 0.1 kg is held against

Asked by admin @ in Physics viewed by 272 persons

a block of mass 0.1 kg is held against a well by applying a horizontal force of 5 N on the block if the cofficient friction b/w the block and …

An elevator weighing 1000 kg is to be lifted

Asked by admin @ in Science viewed by 297 persons

an elevator weighing 500 kg is to be lifted up at a constant velocity of 0.4m/s . what should be the minimum horse power of the motor to be used?

Most viewed questions in Physics

Jeevandeep health and physical education std 10 answers pdf

Asked by admin @ in Physics viewed by 11070 persons

Hc verma physics class 9 solutions of describing motion

Asked by admin @ in Physics viewed by 2668 persons

How to leave nightmare land answer key

Asked by maham237 @ in Physics viewed by 1596 persons

Base area and stability of some objects with different shapes

Asked by admin @ in Physics viewed by 1530 persons

Which of the following statements about safe lifting are correct

Asked by admin @ in Physics viewed by 1512 persons

Porous water-absorbing mass of fibers

Asked by wiki @ in Physics viewed by 1495 persons

Absorption of water by filter paper is due to

Asked by admin @ in Physics viewed by 1438 persons

A composite wire of uniform diameter 3mm

Asked by admin @ in Physics viewed by 1404 persons

At a distance l 400m from the traffic light

Asked by admin @ in Physics viewed by 1331 persons

A rocket of mass m is launched straight up with thrust f⃗ thrust.

Asked by maham237 @ in Physics viewed by 1314 persons

A hair dryer with a resistance of 9.6 ohms operates at 120 volts for 2.5 minutes. the total electrical energy used by the dryer during this time interval is

Asked by maham237 @ in Physics viewed by 1204 persons

Mind map for light reflection and refraction class 10

Asked by admin @ in Physics viewed by 1146 persons

The african cicada is the world's loudest insect, producing a sound intensity level of 107 db at a distance of 0.50 m. what is the intensity of its sound (in w/m2) as heard by someone standing 3.1 m away? express your answer in watts per meter squared.

Asked by maham237 @ in Physics viewed by 1099 persons

A thief runs at a speed of 10m s

Asked by admin @ in Physics viewed by 1095 persons

A 5.8 x 10 4 watt elevator motor can lift

Asked by maham237 @ in Physics viewed by 1080 persons