Recently Active Physics Questions

*Image* there is a cylindrical container of depth h. Its bottom is silvered. A point object is fixed at the mouth of the container. Initially the container is filled with water( mu=4/3) . Now the orifice at the bottom is open ...

*Image* Consider a rectangular tank of size (l X b) filled with a liquid of density roh to a height h as shown in the figure. Then draw the free body diagram of liquid (showing only the vertical forces) and also draw the forc ...

plz do(or give me some hints as to how to proceed) *Image* Ans is given as 3) ...

A V shaped tray is inclined at 37° is having coeff of friction with block (m=5kg) on its faces as 0.2 and 0.3.Find acc of block ...

i had found this quest very interesting....had posted it in http://www.targetiit.com/iit-jee-forum/posts/rotation-instantaneous-centre-of-rotation-12434.html . but the posts there were so conjusted that noone cared to solve s ...

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p-V diagram of an ideal gas enclosed in a container is shown in fig. How the work done by the system on the surrounding is changing i.e., whether it is continuosly increasing , decreasing etc? *Image* ...

had a problem in this all through class 11 so i memorized the result. This was the only result that i memorized in physics in 11 and LOL it proved fruitful!! But i hate the concept of memorizing so i hpe my doubt will be answ ...

large metal sheet carries an electric current along its surface. Charge per unit length is (lamda) Magnetic field near the metal sheet is ; a) (mu) (lamda)/2 b) (mu) (lamda)/2 (pie) c) (mu)(lamda) d) (mu)/2 (lamda) (pie) *Ima ...

*Image* the first qsn.. answer given is d ...

The power transferred through any cross section of a string in a standing wave is zero. True or False ...

*Image* the metallic ring and metallic disc problem ans given (metallic ring sum : d) (metallic disc sum :b) ...

*Image* (q. no 52 only) (ans given is B,D) ...

Assume that a cloud of tiny water droplets is suspended (uniformly distributed and at rest) in air, and consider a rain-drop falling through them. Assuming that the rain-drop initially is of negligible size and that when it h ...

*Image* number 23 ans given is c ...

two concentric and coplanar coils have radii a & b (>>a) as shown in figure. Resistence of the inner coil is R. Current in the outer coil is increased from o to i, then the total charge circulating in the inner coil is: ...

Please tell me how to do this type of problems. Consider the situation shown. A small disc of mass 1 kg is released from the top of a fixed wedge which is inclied at 60° to the horizontal. The coefficient of friction of surf ...

*Image* A block of mass 'm' is attached to a spring of constant k= 4mg/L and natural length 10L. The system is released from rest, L above the ground. Q) Till the block reaches its lowest position for the first time, the time ...

Its a very easy question. it came in my board xams,so i want to confirm the answer. please help:) *Image* ...

*Image* take aA=4m/s2 vA=6m/s2 lenth of ladder as 16m ...

*Image* a unoform magnetic filed of intensity 1T is appiled in a circular region of radius 0.1m directed in the plane of the paper . a charged particle of mass 5x10^-5 kg nd charge q=5x10^-4C enters the field with a velocity ...

IN A POLAR REGION TEMP. OF ATMOSPHERE HAS FALLEN BELOW 0°C AND IT HAS BECOME -T°C THEN WHICH OF THESE IS/R CORRECT? a>RATIO OF TIME TAKEN IN FORMATION OF ICE ON FREE SURFACE OF THICKNESS FIRST 1 M AND SECOND 1M IS 1:4 B& ...

What is the difference between radial and angular acceleration ?? ...

Which one of the BT STS papers among 3-7 would you recommend? i must learn something new... ...

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Can anyone plzz explain the principal of superposition in electrical circuits I have learnt it before from Arihant But had some conceptual doubts Hence this thread ...

If someone found a motionless string reaching vertically up into the sky and hanging down nearly to the ground - then should that person consider it as evidence for UFO's ? [56] Or could there be an explanation in agreement w ...

HCV pg 35..q 30 a vertical cylinder of height 100cm contains air at a constant temperature.the top is closed by a frictionless light piston.The atmosspheric pressure is equal to 75 cm of Hg.mercury is slowly poured over the p ...

Q=50 uC , m=4 Kg , E=5 * 105,k=100 N/m show that block perform s.h.m ...

Q 1 -Find the electric field a distance z above the center of a square loop (side a) that has charge density sigma. Q-2 -Two spheres, each of radius R and carrying uniform charge densities +p and —p, respectively, are place ...