Recently Active Physics Questions

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A train goes around a circle, the first time with an average velocity of 100 km/h. How fast should the train be when going around the circle again a second time, so that the average velocity over the two loops is 200 km/h? ...

2 parallel st. lines are inclined to the horizontal at an angle α .A particle is projected from a point midway between them so as to graze one of the linesand strike the other at right angle .If θ be the nagle btwn directio ...

In the problem, I cannot do the marked ones. Please tell me how can I find the path difference in this problem for 2nd part. *Image* ...

We all know that the c.o.m of a spherical ball having a small hole through which water leaks out at the bottom first goes down and then comes up..Ques is..->wat is the maximum depth till which the c.o.m. goes down..do the ...

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An object weighs 7.84 N when it is in air and 6.86 N when it is immersed in water. What is the specific gravity of the object? ...

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A train is moving along a straight line with a constant acceleration a. A boy standing in the train throws a ball forward at an angle of 60° to the horizontal. The boy has to move forward by 1.15m inside the train to catch t ...

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Large number of capacitors of rating 10 microfarad/200 V are available. The minimum number of capacitors required to design a 10 microfarad/700V capacitor is: (a)16 (b)4 (c)8 (d)7 ...

One or more than one may be correct. *Image* ...

In YDSE the angular width of a fringe formed on distant screen is 10 the wavelength of light used is 6000Λ . What is the spacing between the slits? ...

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Is it ever possible that a body moving down an inclined plane acquires so much velocity that it moves higher when it is ascending the other plane? Like in the top picture, can it rise higher than from where it was rolled on t ...