Recently Active Physics Questions

*Image* find the EQ. CAPACITANCE ...

12 coplanar forces (= magnitude) maintain a body in equillbrium then the angle between any 2 adjacent force is? ...

a triangle is constructed using wires ..ab, bc,ca of same material and of resistance ....alpha ,2alpha,3alpha rescptivly....Another wire of resistance alpha/3 frm A can make sliding contact wid wire BC . find maximum resistan ...

*Image* ...

1)can u xplain what exactly is optical path? ...

I am a student of class XII. Please tell me how to prepare for IIT-JEE and other competetive exams. ...

I have understood the basic Differentiations properly, but I am confused about how to apply them in physics sums... ...

why mica should be used to increase capacitance of a parallel capacitor between plates of a sheet???????? ...

A point-like electric dipole (dipole moment = p) is kept at the origin, pointing along the +z direction. A point charge q having mass m is released at rest from a point on the xy plane at a distance R from the origin. Assumin ...

I think everyone has come across this familiar problem: Three snails A, B, C are initially located at the vertices of an equilateral triangle. Starting at t=0, they all move with the same constant speed such that A always poi ...

A horse pulls a wagon of 5000kg from rest against a constant resistance of 90N.The pull exerted initially is 600N and it decreases uniformly with the distance covered to 400N at adistance of 15m from the start.the velocity of ...

A trolley of mass 200kg moves with a uniform speed of 36km/h on a frictionless track.A child of mass 20kg runs on the trolley from one end to the other ,10m away,with a speed of 4 m/s relative to the trolley in a direction op ...

A bolt of mass 0.3 kg falls from the ceiling of an elevator moving down with a uniform speed of 7m/s.It hits the floor of the elevator (length of the elevator =3m) and does not rebound.What is the heat produced by the impact ...

A capacitor of capacitance 500μf is connected to battery through a 1000KΩ resistor .the charge stored on the capacitor in the first 5 sec is larger than the charge stored in the next;;;; options: 5sec 50sec 500sec 5000sec ...

the energy of a uniformly charged non-conducting sphere having charge Q and radius R ????????????explain ...

Q- Two cars left place A simultaneously and reached the place B in 2 hrs.The first car traveled half the distance with a speed of 30km/hr and the other half at a speed of 45km/hr.The second car at the same time covered the en ...

*Image* find the Eq. capacitance between A and B?????????? ...

a capacitor of capaxitance c carrying chargeQ is connected to an emf source of emf E.finally the charge on capacitance would be???? ...

These are a few doubts from H.C.verma 1)Can an object be in pure translation as well as in pure rotation? 2)A ball is whirled in a circle by attatching it to a fixed point with a string.Is there any angular rotation of the ba ...

the current density across a cylindrical conductorof radius R varies ; j=j0 {1-r/R} ,where r is the distance frm the axis .thus the current density is maximum j0 at the axis r=0 and decreases linearly to zero at surface r=R c ...

H.C.Verma doubts 1) A particle having a charge of 2.0 X 10-4 C is placed directly below and at a separation of 10 cm from the bob of a simple pendulum at rest. The mass of the bob is 100g. What charge should the bob be given ...

Q. In real gases Cp-Cv is equal to, less than , or greater than R ? ...

i am student of class x. pls discuss elaborately from the step "Now we know that thrust force exerted by chain=λ.v2" of the problem. thanx ...

I know these are simple but it's not striking me... Q1- A car moving with constant acceleration covers the distance between two points 180m apart in 6 sec.its speed as it passes the second point is 45m/s.What is its accelerat ...

can someone give me ideas on how to perform the meterbridge experiment?? i have no idea and i am having practical exam tommorow plz help! ...

i'm a std.IX student. Will anyone plz xplain me the gas laws?? ...

i'm in std.IX. Can anyone plz suggest me some good books to study 4 physics, that can help me a lot in my ICSE boards? ...

A block of mass m is kept on a rough inclined plane of incl.θ with the horizontal.the whole system is kept in an elevator which is moving up with constant velocity v.Find the displacement of block in time t.Please explain. ...

what would happen to battery whose terminal negative is earthed ?????????????????????????????????????????????????? ...

*Image* find the Eq. capacitnce between extreme points P amd Q????? ...