Q: Let D = 6xy'z' a, + 7xyz' a, + 8x'y' a, PC/m' in free space, Find the total charge contained in an incremental volume (cylindrical) having a diameter of 0.8x10' mm centered at P (4, 1, 6) and high of 600 cm?
Q: Identify the condition under which the force acting on a charge moving through a uniform magnetic fi...
A: B
Q: When cells are connected incorrectly in series, total internal resistance is also affected. a) True ...
A: B
Q: What is the magnetic field inside a pipe? a) Unity b) Infinity c) Zero d) Two
A: C
Q: a certain arrangement, a proton does not get deflected while moving through a magnetic field region....
A: A
Q: State the rule that is used to find the direction of field acting at a point near a current-carrying...
A: B
Q: (Gauss's Law for Mass) Journey through the Center of the Earth. A 1024-kg blue ball is dropped from...
A: Given: Mass of blue ball is m=1024 kg. Distance of blue ball from center of planet is d=2.9×106 m. ...
Q: A 5.5-kW water heater operates at 240 V.i. Should the heater circuit have a 20A or a 30A circuit bre...
A:
Q: Give the dimensional formula for magnetic permeability of free space. a) [M L T-2 A-2] b) [M2 L T-2 ...
A: A
Q: In electrolytes and ionic crystals, the current carriers are free electrons. a) True b) False
A: B
Q: n’ cells have emf ‘e’ and internal resistance ‘r’ and connected to an external resistance ‘R’. They ...
A: A
Q: Example 2: A cylindrical steel pressure vessel 400 mm in diameter with a wall thickness of 20 mm, is...
A:
Q: Explain the following, related to physical insight to internal energy (i) Translation energy (ii) ro...
A:
Q: The emf of a cell depends upon concentration of the electrolyte. a) True b) False
A: A
Q: Consider charge of 3x10 C at point P (1,2,3) and charge of -10 C at point P2(2,0,5) find the F2.
A:
Q: Two wires of the same material have the same length but their radii are in the ratio of 5:3. They ar...
A: The formula to calculate the resistance of the thicker wire is given by R1=ρLπr12......................
Q: Identify the material which is suitable for making standard resistors. a) Silver b) Copper c) Consta...
A: C
Q: Q.7. Write any three reasons which could lead to an incomplete circuit(current does not flow) when c...
A: The connections between ground or return path are soo poor which leads to unwanted resistance inside...
Q: Which type of current is flowing through a circuit? a) Static current b) Conventional current c) Ele...
A: C
Q: The graph of a quadratic function is given. Write the function’s equation, selecting from the follow...
A: The correct answer is : g(x) = (x+1) 2 + 1 is the equation of the mentioned graph in the question.
Q: Please help with the following lab question; attached are the experiment description and the questio...
A: Brightness of the light bulb represents the intensity of the light. It is measured in the units of W...
Q: Which of the following is not a point of similarity between Biot-Savart law and Coulomb’s law. a) Bo...
A: C
Q: Electric energy is dependent on time. a) True b) False
A: A
Q: What is the force exerted by a stationary charge when it is placed in a magnetic field? a) Zero b) M...
A: A
Q: Which of the following is NOT true about magnetic field lines?
A: Magnetic field lines are defined as continuous lines of force or magnetic flux that emerge from the ...
Q: Give the SI unit of magnetic dipole moment. a) Am b) Am2 c) Tm2 d) Tm
A: B
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: potentiometer wire of length 100 cm has a resistance of 30 ohms. It is connected in series with a re...
A: B
Q: A uniform ladder 10m long and weighing 350N rests against a smooth wall at an angle of 30° with the ...
A: Given : WL=350N Wm=700N θ=30° l=10m r=6m Refe...
Q: b) If a mass mis placed at the end of a spring, and if the mass is pulled downward and released, the...
A: Given: y=c1cos ωt+c2 sin ωt The set functions are c1cos ωt and c2cos ωt. If u=c1cos ωt and v=c2 sin ...
Q: A string having a length of 1.61 m is fixed at both ends. An n=6 standing wave is produced when the ...
A: Given, Linear Mass Density,μ =0.060Length,L=1.61mFrequency,f=170Hzn=6Tension,T=? Using this expressi...
Q: Q(1) Find the resultant for the superposition of the following two harmonic waves: yı(x.t)= A Sin (k...
A: Given the two sine waves, y1(x,t)=Asin(kx-ωt) y2(x,t)=Asin(kx+ωt) (1) The resultant w...
Q: A Van de Graff generator can kill a person. a) True b) False
A: B
Q: Calculate the speed of an electron if it travels in a circular path of radius 50 cm in a magnetic fi...
A: C
Q: Two resistances are connected in two gaps of Meter Bridge. The balance is 20cm from the zero end. A ...
A: D
Q: Clearly show both methods! Please and thank you for your help!
A: Concept used: Ideal gas equation is used.
Q: Q2: Let z = x?y, x = t2, y = t3. Calculate by (a) the chain rule, (b) expressing z as a dt dz functi...
A: This is a question from mathematical physics. To solve this question, We will be using the chain rul...
Q: A small ball is fastened to a string 24 cm long and suspended from a fixed point P to make a conical...
A: length of string L=24cm radius r=24sin15=6.21 cm=0.0621m centripetal acceleration ac=v2r
Q: Which of the following is an example of an Ohmic conductor? a) Nichrome b) Water voltameter c) Galli...
A: A
Q: Q1: find the miller induces and d distance between plans if crystal constant for Si is 5.431 A
A: The distance between the planes of a crystal is given by, d = 1h2a2 + k2b2 + l2c2 where, d is the di...
Q: 2. Three point charges are located at the corners of an equilateral triangle of length 0.500 m. Find...
A:
Q: What do you mean by binding energy?
A: In nuclear physics Binding energy (B.E) is defined as the minimum energy required to break a nucleu...
Q: You find that environmental noise in the form of the 60 Hz power line signal is causing problems for...
A: Since the noise frequency ( = 60 Hz) is less than the signal frequency(=70 Hz). Thus we should use h...
Q: Two wires of the same material have the same length but their radii are in the ratio of 5:3. They ar...
A: Given- R1 = 12 ohms The relation between resistance, length, and area is defined as ...
Q: A bullet is shot with an initial velocity of 7.60 m/s from the highest level of a building at an ang...
A: Given: The initial velocity of the bullet is u = 7.6 m/s The angle at which the bullet is fired belo...
Q: A set up is such that there are three similar resistors, each of 20 ohms resistance. Two of them are...
A: the circuit may look like as shown in the figure below
Q: A force of 150N pushes a box. Starting from the rest, the box achieves a velocity of 150m/s in 2.5 s...
A: Given data: The push force is F=150 N. The final velocity is v=150 m/s. The time is t=2.5 s. The F...
Q: In which direction does a positively charged particle released at x = 1 m move? Please explain becau...
A:
Q: Review I Constants A thin spherical shell with radius R1 = 1.00 cm is concentric with a larger thin ...
A: A spherical body with total charge Q at center behaves at a distance greater than the radius as a po...
Q: What is the order of potential difference built up by the Van de Graff generator? a) Potential diffe...
A: B
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