Recently Active Physics Questions

a horizontal piece of pipeline carries a water in a streamline flow .at a point along the tube where cross sectional area is 1/100 sq.m, the water velocity is 2m/s and the pressure is 8000 pa. the pressure of water at another ...

To the passengers of an aeroplane flying from east to west on the equator, the sun appears motionless. Find the velocity of the aeroplane. Neglect the height of the aeroplane and take equatorial radius of the earth = 6000 km. ...

its said that earth falls by 5 metres for every 8 km that we travel from the north pole towards the south pole.can anybody explain me this? nishant bhai u dont answer this.i want an iit aspirant to answe this. ...

a straight line wire carrying current in negative z-axis .what is unit vector in yhe direction of magnetic field at the point P(1,2,3) ...

*Image* Ques1) In the above figure, an a meter bridge , two resistances in the gap are 5 ohms and 10 ohms. The wire resistance is 10 ohms. The emf of the cell connected at the neds of the wire is 5 volts and it's internal res ...

*Image* i m unable to do this one............plz give complete solution........ thanx a ton! ...

when two resistors of resistance R1 and R2 are connected in parallel,the net resistance is 3ohm.When connected in series,it's value is 16ohm. calculate the values of R1 and R2. ...

For a certain process ,the molar heat capacity of an ideal gas is CV+ R/2. Then identify the process a)PV=constant b)P/V=constant c)V2/P=constant ...

Potential diffrence in EMF(electromotive force) or Terminal voltage is more?????????????????????? ...

A Ring of radius 'r' and has a charge of 'q' distributed uniformly over it's length . a small portion 'x' is cut of from the ring where x<<r . Find the Electric field due to the remaining portion at the center of the ri ...

A Ring of radius 'r' and has a charge of 'q' distributed uniformly over it's length . a small portion 'x' is cut of from the ring where x<<r . Find the Electric field due to the remaining portion at the center of the ri ...

A wire is stretched to increase it's length by 10%.Find the percentage change in it's resistance..............................plz solve this sum for me. ...

*Image* Ques1) The above figure shows an arrangement to measure the emf and internal resistance of the battery. Suppose the voltmeter reads 1.52 v when the switch S is open. When the switch is closed the voltmeter reading dro ...

*Image* In the circuit shown the battery is ideal, with emf V. The capacitor is initially uncharged. The switch S is closed at time t=0. We have to calculate the charge Q on the capapcitor at time t. From my point of view, th ...

In Searle's experiment, which is used to find out Young's modulus of elasticity, diameter of the experimental wire D=0.050 cm and length L=110.0 cm. A weight of 50 N causes and extension of X=0.125 cm. The maximum possible er ...

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two wires od same length are made of same marterial F→LOAD AND ΔX→EXTENSION which one is√ more stiff √more elastic √more cross sectionalarea give reasons *Image* ...

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*Image* explain y c is correct??????? ...

can any1 explain me what is non programmable computer ...

three capillary tubes of same length but of internal radii 3r,4r,5r sre connected in series and a liquid flows through them in streamline motion.if the pressure difference across the third capillary is 8mm,the pressure differ ...

why y=1-2(sinwt)^2 does not represent SHM ...

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the terminal velocity of rain drop is 30cm/s.if the viscosity of the air is 1.8*10^-5 find the radius of rain drop ...

a mass is suspended from a wire .change in length of wire is Δl.now the same wire is stetched to double its length and the same mass is suspended from the wire.the change in length in this case will become ...