Give the SI unit of resistivity. a) ohm/metre2 b) ohm metre2 c) ohm metre d) ohm/metre
Q: A dipole, having dipole moment \vec{p} is placed in an electric field \vec{E}. What will be the torq...
A: C
Q: Getting burnt by steam is less dangerous than boiling water. True or False? a) True b) False
A: B
Q: What is the amount of work done to bring a charge of 4*10-3C charge from infinity to a point whose e...
A: A
Q: Two electric field lines ______ a) Always intersect each other b) Never intersect c) May intersect s...
A: B
Q: If a non-polar substance is placed in an electric field, what will happen? a) A net dipole moment wi...
A: when a non-polar substance placed in an electric field (a)the positive and negative charge of neutra...
Q: In electrolytes and ionic crystals, the current carriers are free electrons. a) True b) False
A: B
Q: A Van de Graff generator can kill a person. a) True b) False
A: B
Q: 8.What type of surface is the surface of a conductor? a) Equipotential b)Unipolar c) Unipotential d)...
A: A
Q: Which of the following is an extensive variable? a) Volume b) Pressure c) Boiling point d) Color
A: A
Q: Coulomb’s Law is valid for any distance between the particles. a) False b) True
A: A
Q: pipe open at both ends has a fundamental frequency of 2Hz. If the pipe is closed at one end and half...
A: B
Q: Find out the correct expression of the capacitance of a parallel plate capacitor where ‘A’ is the ar...
A: A
Q: In a thunderstorm accompanied by lightning, it is safest to run near a tree or open ground rather th...
A: B
Q: Three cables attached to the eyebolt apply the forces shown. Determine the resultant force applied t...
A: Given:-
Q: Let T1 be the time period of a single spring mass system on a horizontal surface. Let T2 be the time...
A: C
Q: The molecules of a polar dielectric have no dipole moment. State true or false. a) True b) False
A: Polar dielectric are the substances in which the center of the negative and the positive ions of the...
Q: dipole is placed in an electric field such that the axis of the dipole is parallel to the electric f...
A: B
Q: SHM, what is the phase difference between velocity and acceleration? a) 0 b) π c) π/2 d) π/3
A: Answer:- Option (C) correct π/2
Q: Which among the following molecule is not a dipole? a) NH3 b) H2O c) HCl d) CH4
A: D
Q: Which type of current is flowing through a circuit? a) Static current b) Conventional current c) Ele...
A: C
Q: What is the frequency with which forced periodic oscillations oscillate? a) Frequency of forced osci...
A: A
Q: Select the correct statement. a) Internal energy is a path variable b) Heat is a path variable c) Wo...
A: B
Q: sun emits light having maximum intensity at a wavelength 468nm. Assume emissivity of sun is 1. Calcu...
A: C
Q: spring mass system is on a horizontal plane. Spring constant is 2N/m & mass of block is 2kg. The...
A: B
Q: Three boats are each being pulled by one rope connected to the smallest boat (in a line). The weight...
A:
Q: What should be the shape of a conductor that can hold a charge for long? a) Cubical b) Conical c) Sh...
A: D
Q: Two 1 Coulomb charges are kept at 1m distance in air medium. Force of attraction or repulsion betwee...
A: A
Q: In a heat engine heat is converted to work and the process need not be cyclic. True or False? a) Tru...
A: A
Q: Identify the factor on which the capacitance of a parallel plate capacitor does not depend. a) Perme...
A: A
Q: Which one of the following is similar between electrostatic force and gravitational force? a) Force ...
A: Introduction: The gravitational force between two objects is directly proportional to the product of...
Q: box contains 105 molecules. The average kinetic energy of each molecule is 0.5*10-6J. With respect t...
A: A
Q: An electric field E is present perpendicular to a square plate of side length L. What is the flux pa...
A: D
Q: If the force between two charges is 9N, what will be the force if the distance between them is doubl...
A: B
Q: Which group among the following is insulator? a) Silver, copper, gold b) Paper, glass, cotton c) The...
A: B
Q: ΔU=0 means that the process is isothermic. True or False? a) True b) False
A: During isothermal process the internal energy of an ideal monatomic gas is constant. So,...
Q: The speed of sound in air is 330m/s. What is the mass of 1 mole of air? Assume it is an ideal gas. a...
A: C
Q: An electric field is directed along the tangent of an equipotential surface.a) Trueb) False
A: B
Q: Find the electric field intensity at 10cm away from a point charge of 100 esu. a) 1 dyne/esu b) 10 d...
A: A
Q: Select the correct statement. a) Internal energy is a path variable b) Heat is a path variable c) Wo...
A: B
Q: particle is initially at the centre and going towards the left. Let T be the time period of the SHM ...
A: A
Q: Two spheres, A & B, are made up of the same material. The radius of A is twice that of B, while ...
A: B
Q: 5. A metallic sphere of radius 2.0 cm is charged with +5.0-µC charge, which spreads on the surface o...
A: (a) Given: The radius of the metallic sphere is 2.0 cm. The charge on its surface is +5 μC. The inne...
Q: Isothermal process can be represented by which law? a) Charle’s law b) Boyle’s law c) Gay-Lussac’s l...
A: A
Q: What happens to the energy of a particle, in SHM, with time in the presence of damping forces? a) St...
A: C
Q: a) What is the physical interpretation of the wave function in the Schrodinger Equation?
A: As per guidelines, first question (a) has been answered. Kindly post the remaining separately. Wave ...
Q: A non-conducting sphere has uniform charge density in it. The electric field at a point inside the s...
A: B
Q: What is the number of molecules in 3 cubic metre of a gas at 3atm & 27°C? a) 2.17*10-20 b) 6.38*...
A: A
Q: Internal energy of a system is defined as? a) The sum of kinetic energies of all molecules of the sy...
A: B
Q: Which of the following is the Kelvin Planck statement? a) Heat from a cold reservoir cannot be trans...
A: D
Q: (g) A thin, 1.44-kg slab of copper at 18.0°C is set sliding at 2.90 m/s over an identical stationary...
A: (g) Given: The mass of the slab of copper is 1.44 kg. The temperature is 18∘C. The speed of the slab...
Give the SI unit of resistivity.
a) ohm/metre2
b) ohm metre2
c) ohm metre
d) ohm/metre
Step by step
Solved in 2 steps