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Subject: Physics, asked on 19/4/20

A car moves linearly with uniform retardation if the car moves 40 in last seconds of its motion what is the velocity of the car at the beginning of the last second

Subject: Physics, asked on 19/4/20

Lesson 3 icse 10

Subject: Physics, asked on 14/4/20

Find the Mechanical Advantage of the pin-removing system given in figure

Subject: Physics, asked on 24/12/19

give five characteristics of an ideal Lever

Subject: Physics, asked on 23/12/19

Draw a block and tackle system of 3 Pulley and calculate sheets MA, VR and efficiency

Subject: Physics, asked on 10/12/19

A uniform meter scale is balance at 20 cm mark a weight of 100 gf is suspended at one end . Find the weight of the scale

Subject: Physics, asked on 24/9/19

Please help me with doubt.

Subject: Physics, asked on 17/6/19

Plz solve Qno. 11

11. A pulley system has five pulleys in all and is 75% efficient. Calculate
(a) MA
(b) an effort required to lift a load of 1875 N
(c) the resistance due to movable parts of the pulley system.

Subject: Physics, asked on 20/5/19

Q. No. 44

Q. The velocity time graph of a particle moving along a straight line in a given time interval is as shown in figure. Then the particle (with increase in time starting from t = 0 sec.)


(A) speeds up
(B) speeds down
(C) first speeds down and then speeds up
(D) first speeds up and then speeds down

Subject: Physics, asked on 19/3/19

I have to make a chart on the physics topic i. e. Block and tackle pulley arrangement for class 10. Please give me some relevant ideas on what write on chart and diagram of arrangement ?

Subject: Physics, asked on 14/12/18

Please solve question no 7

Subject: Physics, asked on 12/12/18

A machine is driven by a 150 kg. mass that falls 10 m in 2 secs

Subject: Physics, asked on 1/11/18

How can one incresa the efficiency of a block and tackle system

Subject: Physics, asked on 24/6/18

An effort of 4 k g f is applied on a machine through a displacement of 100 cm when a load of 100 kg through a distance of 4 cm. find the velocity ratio mechanical advantage and efficiency of the machine.

Subject: Physics, asked on 18/6/18

A jet plane starts from rest at S=0 and is subjected to the acceleration shown.determine the speed of the plane when it has travelled 60m

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