Recently Active Physics Questions

*Image* ans. as far as i can think should be positive..........but answer given is negative,,,,,,,,,,,,,,wat's right??????? ...

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a conveyor belt making an angle of pi/6 with the horizontal moves up with a speed of 3m/s.A box is gently placed on it.find how far the box will move on the belt before coming to rest,if the coffecient of friction between the ...

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1. suppose the potential difference b/w the plates of a capacitor is increased by 20% , the energy stored in capacitor increases exactly by ----------- 2.if the potential difference b/w the plates of a capacitor is increased ...

find the nth term of the series 2.2+4.22+7.23+11.23+16.2^5................................ ...

please answer the question with theoretical explanation a body of mass m moving with accleratoin a1 is observed by an observer moving with accleration a2.in the fbd drawn for the body by the observer, what is the magnitude of ...

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Aperfectly elastic particle is projected with a velocity V in a vertical plane through the line of greatest slope of an inclined plane of elevation θ . If after striking plane the particle rebounds vertically, show that it w ...

a parallel plate capacitor ( area = 20 cm2) ( distance between the plates = 1mm) is connected to a battery of 12 V . this separation is then increased to 2mm. We see that no heat was produced. why ?? we can see this by checki ...

*Image* The length of the rod is L. ...

what is couple[C] in electrostatics??????plz explain in detail as i have encountered this term accidently and don't know anything[1] ...

IN A YOUNG DOUBLE SLIT, EXPERIMENT , TWO NARROW VERTICAL SLITS PLACED .800mm APART ARE ILLUMINATED BY THE SAME SOURCE OF YELLOW LIGHT OF WAVELENGTH 589nm .HOW FAR ARE ADJACENT BRIGHT BANDS IN THE INTERFERENCE PATTERN OBSERVED ...

two long straight wires with equal cross-sectional radii a are located parallel to each other in air.the distance between their axes equals b.find the mutual capacitance of the wire per unit length under the condition b>&g ...

*Image* A convex lens of focal length 10cm is placed on a mirror.An object is placed at a distance 8cm.wat is the nature of the image? is it Virtual,inverted? ...

A stone is projected from a point on the ground in such a direction so as to hit a bird on the top of a telegraph post of height 'h' and then attain the max. height'2h' above the ground. If at an instant of projection the bir ...

Actually i cant open other's profile and their performance.Is it banned for me or there is a pbm with my net connection. ...

Find the resistance of the conductor along AB and CD It is a hollow cylinder. *Image* ...

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why there is no magnetic lines of force through soft ring placed in a magnetic field ...

why demagnetisation takes place if in an magnet ac is passed throiugh awire wound on it ??????????????????? ...

why power of voltage transmitted from a power house on high voltage ???????????????? ...

what the diference between torque and couple ??????? ...

what is potential divider????????????????? ...

*Image* FOR THE THREE ADJACENT FACES I M GETTING 0 AND FOR REMAINING THREE q/[24E0] ANS. GIVEN IS q/[24E0] IS IT RIGHT????????/ IF YES,GIVE UR VERSION OF SOLUTION! ...

*Image* EXPLAIN UR ANSWER![1] ...

*Image* i think all a,b,c,d ans. given a,b wat's right? ...

*Image* ANSWER DOES NOT MATTER......SOLUTION IS A MUST AS IT IS BASIC PART OF THIS PROBLEM. ...

Are biot-savart law and ampere's circuital law equivalent ???????????? ...

a 5uF capacitor is charged to 12v . the +ve plate of the capacitor is now connected to the -ve terminal of the battery and vice versa. calculate the heat developed in the connecting wires ...