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Q: Ohm’s law is a fundamental law of nature. State true or false. a) True b) False
A: B
Q: Kirchhoff’s laws are applicable in the presence of magnetic field. a) True b) False
A: The limitations for kirchoff's both the laws is given as- It will work under the given assumptions ...
Q: For this runner, The starting position is: Knee (0,5) and the Hip (-1,9) • The position at frame 1 i...
A: Given: The initial position of hip and thigh are (0,5) and (-1,9). The final position of hip and th...
Q: Identify the condition under which the force acting on a charge moving through a uniform magnetic fi...
A: B
Q: Q2/ A container's wall, 0.32 m thick, is fabricated of inner layer of fire brick k-0,84 W/m "C) cove...
A: Solution: Given Container's wall = 0.32 m= 320 mm thick Thermal conductivity = k1=0.84 W/m2.Co ...
Q: An inelastic collision occurs between a particle of mass 1.5 kg moving with an initial velocity of v...
A:
Q: An unstable particle of mass M decays into two identical particles, eachof mass m. Obtain an express...
A: (a) In given problem, parent particle of mass M breaks into two-particle of equal mass 'm' as there ...
Q: In a region exhibiting spherical symmetry, the electric flux density is found to be D1 = (Por/3)â, (...
A: Subpart (a): Gauss' law of electrostatics states that the electric flux through any closed surface i...
Q: Identify the correct statement from the following about discharging of a cell. a) The direction of c...
A: C
Q: An ideal ammeter has infinite resistance and an ideal voltmeter has zero resistance. a) True b) Fals...
A: B
Q: State the relationship of the following: changes in internal energy, work done, and thermal energy s...
A: According to the first law, Thermal energy supplied(Q) is equal to the work done by the system(W) an...
Q: proton enters a magnetic field of flux density 5 T with a velocity of 5 × 107 ms-1 at an angle of 30...
A: B
Q: cyclotron has an oscillatory frequency of 12 MHz and a dee radius of 50 cm. Calculate the magnetic f...
A: C
Q: What is the value of the shunt resistance (S) required if a galvanometer has a resistance f 50 Ω and...
A: V
Q: I need it Today Please help me With solution and explanation
A: Given A parallel-plate capacitor is changed to an electromotive force Vo, a charge Qo and then disc...
Q: Predict the effect of length of conductor on drift velocity of electrons. a) Drift velocity varies l...
A: D
Q: A frequency domain signal of voltage amplitude versus frequency is shown here. Roughly sketch what y...
A:
Q: Identify the material which is suitable for making standard resistors. a) Silver b) Copper c) Consta...
A: C
Q: 26.(a) Derive a relativistically correct formula that gives the de Broglie wavelength of a charged p...
A: a)
Q: need help with part b pls
A: This is a question from the S.H.M. We will use the concept of initial condition to solve this proble...
Q: How is galvanometer converted into a voltmeter? a) By connecting a high resistance multiplier in par...
A: D
Q: Calculate the drift velocity of free electrons if a current of 5 A is maintained in a conductor of c...
A: A
Q: A spring is suspended vertically from the ceiling of a room. When a mass is attached to the bottom o...
A:
Q: Identify the material whose resistivity lie between 10-6 Ωm and 104 Ωm. a) Silver b) Mica c) Copper ...
A: D
Q: Consider a conductor of length 0.5 m. A potential difference of 20V is applied across this conductor...
A: C
Q: Please help me to answer number 1& 2 with solution and explain how did you get it thank you so m...
A:
Q: Two resistors are connected in parallel, whose resistance values are in the ratio 3:1. Find the rati...
A: a
Q: Predict the effect of temperature of the conductor on the drift velocity of electrons. a) Drift velo...
A: D
Q: Pick out the expression for galvanometer constant from the following?a) G = k/NABb) G = k × NABc) G ...
A:
Q: In series connection of resistors, what happens to the current across each resistor? a) Increases b)...
A: C
Q: (a) A defibrillator connected to a patient passes 12.0 A of current through the torso for 0.0700 s. ...
A: Given data: The current is I=12.0 A. The time is t=0.0700 s.
Q: Q.10 Write any 5 precautions to be taken to work in an electrical laboratory.
A:
Q: There are two conductors X and Y carrying a current I and moving in the same direction. p and q are ...
A: X and Y are two conductors and p and q are two electron beams moving in same direction.
Q: 36 cells, each of emf 4V are connected in series and kept in a box. The combination shows an emf of ...
A: D
Q: The electric motor exerts a 500 N m-torque on the aluminum shaft ABCD when it is rotating at a const...
A:
Q: The optical phenomenon that is primarily responsible for the observation of rainbow on a rainy day i...
A: Diffraction refers to the bending of light from obstacles of the size, comparable or even smaller th...
Q: A horizontal force of 80.0 N is applied to a 5.00 kg block as the block slides a distance of 0.800 m...
A:
Q: Find the frequency with which the solid sphere (radius r) oscillates in the hallow sphere (radius R)...
A: As the sphere is displaces from its equilibrium position the tangential component of gravitational f...
Q: A truck is moving at 15m/s when the brakes are applied, in order to come to a stop before hitting a ...
A: Here , we have given some physical quantities: Initial velocity u = 15 meter/sec displacement s = 20...
Q: chamber is maintained at a uniform magnetic field of 5 × 10-3 T. An electron with a speed of 5 × 107...
A: B
Q: resistance of 5 ohms is connected across the gap of a Meter Bridge and an unknown resistance, greate...
A: B
Q: A car starts at rest and moves at a distance 8.3 meters down a track in time4.4 seconds. Calculate i...
A: The initial speed u, distance traveled s, travel time t, and constant (or average) acceleration a, o...
Q: Four particles of charge q1 = q2 = q4 = +10 uC and q3 = -10 µC are arranged in the corners of a 9 cm...
A:
Q: Q2: Use Gauss’'s law to find the electric field inside a uniformly charged sphere (Charge density p)...
A:
Q: How much electric force (in N) exist between two electron separated by a distance of 5.0 x 10-15 m?
A: Given data: The separation between the electrons is d=5.0×10-15 m. The charge on an electron is q=...
Q: positive charge is moving vertically upwards. when it enters a region of magnetic field directed tow...
A: C
Q: The figure below shows a slab made of three different materials X, Y and Z having refractive indices...
A: Since we only answer up to 3 sub-parts, we'll answer the first 3. Please resubmit the question and s...
Q: cyclotron, a magnetic induction of 1.4 T is used to accelerate protons. How rapidly should the elect...
A: B
Q: A charge Q = 1.83 × 10-8 C is surrounded by an equipotential surface with a surface area of 1.19 m2....
A: Given: The charge on equipotential surface is Q=1.83×10-8 C. The area of equipotential surface is A...
Q: When the Sun is near the horizon during the morning or evening, it appears reddish. The phenomenon t...
A: The correct answer is D. That is, Scattering of light.
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