Physics question and answers for August 24, 2024
- Q 30 180 7 2 J Two positive point charges of 10 C and 4 C are 10 cm apart The work in bringing them 5 cm closer is 2 4...
- Q 50 180 An electron of mass m and charge e accelerated from rest through a potential difference Vin vacuum The final speed of electron will be m lev m 2e...
- Q at a certain distance from a point charge in C he electric field is 200 V m and the potential is 300 V What is this distance 8 m 4...
- Q e angle between the dipole moment and ctric field at any point on the equatorial point 90 45 0 180 The potential on the surface of hollow spher radius 2...
- Q Eight charged water drops each with a radius of 10 mm and a charge of 10 pico Coulomb merge into a single drop The potential of this single drop is...
- Q Equipotential surfaces associated with an electric field which is along y direction are Planes parallel to xz plane Planes parallel to xy plane Planes parallel to yz plane Coaxial cylinders...
- Q 180 Proton Which of the following is not deflected by electric field Electron Mark for Review a particle Neutron hr
- Q e magnitude of electric force experienced by harged particle in an electric field depends Charge of the particle Velocity of the particle Direction of electric field Mass of the particle...
- Q 41 180 Mark for Review The value of electric permittivity of free space is 9 x 10 NC m 8 85 x 10 12 C2 Nm 8 85 x 10...
- Q electron and proton are in uniform electric Id the ratio of their respective acceleration I be Zero Unity The ratio of the masses of proton and electron The ratio of...
- Q If electric field is zero at a certain point then potential should be zero at that point If electric field is not zero at a certain point then potential should...
- Q hen one proton is taken towards the other oton then electric potential energy of the stem Decrease Increase Remains unchanged Becomes zero The points having equal potential are D q...
- Q In an experiment a current carrying conductor is kept parallel to the magnetic needle on a compass If the direction of the current is from south to north then A...
- Q wo small charged spheres separated by a listance dexert a force Fon each other If they re immersed in a liquid of dielectric constant 4 hen new force on any...
- Q The electrical potential at a point x y z is given by V x y xz 4 The electric field Eat that point is 2xy z i x 3xz k...
- Q vo point charges 6 C and 16 C repel ch other with a force of 120 N If a charge of C is added to each of them then force...
- Q What is the nature of the image obtained from surface of the spoor bulged outward and to what type mirror we can approximate it to A Inverted and concave mirror...
- Q Two equal point masses M are connected by a massless rigid rod of length 2A a dumbbell which is constrained to rotate about an axle fixed to the center of...
- Q Consider the situation shown in fig The capacitor A has a charge q on it whereas B is uncharged The charge appear ing on the capacitor B a long time...
- Q The equivalent capacitance of three capacitors of capacitance C C and C connected in parallel is 12 units and the product C C C 48 When the capacitors C and...
- Q An object of 5 cm in size is placed at a distance of 20 cm from concave mirror of focal length 15 cm what is the nature of the image...
- Q charge Q is enclosed by a Gaussian spherical urface of radius R If charge and radius of aussian surface is doubled then outward ectric flux will Becomes four times Remains...
- Q If the charge on a body is increased by 2 C the energy stored in it increases by 21 The original charge on the in micro coulombs is 1 10...
- Q A capacitor of capacity C 1 uF can withstand maximum voltage V 6 kV and other capacitor C 3 uF can with stand maximum voltage V 4 kV If these...
- Q 9 Take the mean distance of the moon and the sun earth to be 0 4 106 km and 150 106 km respectively Their masses are 8 102 kg and...
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