In a potentiometer of 5 wires, the balance point is obtained on the 2nd wire. To shift the balance point to the 4th, we should decrease the current of the main circuit. a) True b) False
Q: Calculate the drift velocity of free electrons if a current of 200 A is maintained in a conductor of...
A: A
Q: What is the order of potential difference built up by the Van de Graff generator? a) Potential diffe...
A: B
Q: How is the potential within and on the surface of a conductor? a) Indirectly proportional b) Directl...
A: D
Q: Can solve this with solution and explanation thanks
A: Part-a The area of the capacitor A = 30 m2. The plate spacing d = 4 m. The electric current in the ...
Q: True power of a capacitor is 1. a) True b) False
A: True power is the actual power consumed by the equipment in order to do useful work in an AC circuit...
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: 8.What type of surface is the surface of a conductor? a) Equipotential b)Unipolar c) Unipotential d)...
A: A
Q: If an electric dipole is placed in a uniform electric field ______ will act on the dipole. a) A forc...
A: C
Q: A 25 kg child sits in the middle of a frozen, frictionless pond of radius 15 m with their 11 kg dog....
A: Given mass of the child (m1) = 25kg mass of the dog (m2)= 11kg radius of the pond (r)= 15m velocity ...
Q: How does the potential difference change with the effect of the dielectric when the battery remains ...
A: C
Q: If a charge is placed outside a closed surface, flux due to that charge inside the surface will be _...
A: If a charge is placed outside a closed surface, flux due to that charge inside the surface will be z...
Q: The work done to move a charge of 20C by a distance of 2cm is 2J. What is the potential difference b...
A: B
Q: Four point charges 2*10-9C, 1*10-9C, -2*10-9C, 3*10-9C are placed at the corners of a square of side...
A: A
Q: Answer the ff.
A: (a) Let u denotes the velocity of the rocket when the engine shut down, h denotes the height of the ...
Q: Calculate the T force on the carrier cable of the single rail crane shown in the figure and the reac...
A: Given: The length of the beam AB L = 5 m. The mass per unit length M = 95 kg/m.
Q: Question 15 A girl flying a kite holds the string 50 cm above the ground level and lets the string o...
A: Solution: Given Values, From the above-given figure, x=500 cmz=1300 cm
Q: A large cruise ship has a bowling alley straight down the center of the ship, parallel to the sides....
A: The ball might appear to speed up if the direction of ship and the direction of motion of ball is sa...
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: What is a famous meteor
A: Perhaps the most famous are the Perseids, which peak around August 12 every year. Every Perseid mete...
Q: Calculate electric potential due to a point charge of 10C at a distance of 8cm away from the charge....
A: B
Q: The total capacitance of capacitors connected in parallel is given by _____ a) product of the indivi...
A: B
Q: A hollow thin conducting shell has a radius of 1.00x10-6m. The electric field at a distance of 3.00x...
A:
Q: 5. The figure below shows a slab made of three different materials X, Y and Z having refractive indi...
A: From diagram, Ray of light from water to X material using alternate angles concepts, the angle of i...
Q: Which type of current is flowing through a circuit? a) Static current b) Conventional current c) Ele...
A: C
Q: Pls help on this question ASAP
A: We see an object when photons (which are in the visible wavelength range) from that object reach our...
Q: Q No. 4. The buck regulator in Fig. 3 has an input voltage Vs = 15V. The required output voltage is ...
A: a. We know that,Duty cycle D=V0Vswhere, V0=12 Vand Vs=15 Vput all known values in DD=12 V15 V=0.8b. ...
Q: Identify the factor on which the capacitance of a parallel plate capacitor does not depend. a) Perme...
A: A
Q: What is the ratio of the polarization to εo times the electric field called? a) Polarisation density...
A: B
Q: I need it Today Please help me With solution and explanation
A: Given, Area, A=30m2Current, I=40AResistance,R=15ΩPlate Spacing,d=4mElectric Constant,ε0=8.854×10-12F...
Q: What is the electric potential at the perpendicular bisector of an electric dipole? a) Positive b) N...
A: C
Q: 26.15
A:
Q: In the figure here, a red car and a green car move toward each other in adjacent lanes and parallel ...
A:
Q: smaller sphere has potential 50V and a larger sphere has potential 100V. How should they be placed s...
A: A
Q: kWh = ___________ a) 3.6 × 106 J b) 3.6 × 105 J c) 0.36 × 106 J d) 0.36 × 105 J
A: A
Q: How does stored energy vary with voltage
A: We know that the stored energy U = 1/2 CV2 So the energy is proportional to V2 of voltage.
Q: EX2 : Find Divergence and Curl of the field function j = In (x? + y?)i - ( tan" j+(5z + e cos z)k
A: The divergence of the vector function A is given by Where The curl of the vector function A is g...
Q: What is the reciprocal of resistance of a material called? Give its unit.a) Conductance, ohm-1b) Con...
A: A
Q: Two small charged spheres are placed in vacuum on the x-axis: Q1= +5.0 μC at x= 0 and Q2 = −8.0 μC a...
A: The two charges are placed on the x-axis, at x=0 and x=50 cm then they exert force on each other. A ...
Q: Pls help on this question ASAP
A: A physical wave can be defined as a disturbance in space which is propagating. Periodic waves can be...
Q: Find the center of gravity of the region bounded by the x-axis, the curve y = sec x, and the lines x...
A: Given: Let the position of the center of the mass of the given figure be at (x¯,y¯) Due to symmetry...
Q: If the force acting on a point charge kept on the axis of an electric dipole is F, what will be the ...
A: B
Q: I Review I Constants A very small sphere with positive charge q=+ 5.00 µC is released from rest at a...
A: Given q=5.00μC=5.00x10-6C λ=+4.00μC/m=4.00x10-6C/m a=1.30cm=0.0130m b=4.00cm=0.0400m
Q: Which type of a physical quantity is electric current? a) Scalar quantity b) Vector quantity c) Bipo...
A: A
Q: Identify the factor which does not depend on the resistance of a conductor.a) Nature of materialb) A...
A: D
Q: A 24.0 V battery is wired in parallel with three resistors, R1 = 10.0 Ohms, R2 = 60.0 Ohms, and R3 =...
A: This is a question from electronics. We will first draw the circuit from the given condition, a) ...
Q: ball of 80mg mass and a 2*10-8 charge is hung with a thread in a uniform horizontal electric field o...
A: Given: The mass of the ball is 80 mg. The charge is 2×10-8 C. The horizontal ...
Q: Hi the question is on the image below.
A: As the Bicycle tire rotates θ radians in 7.71 seconds The arc made by the Bike tire in 7.71 s is S S...
Q: Describe how the capacitance varies with area
A: We know that, Capacitance, c=ϵ0Ad Here, A = area d = distance between plates Capacitance is pro...
Q: Example 1.27. A clean tube of diameter 2.5 mm is immersed in a liquid with a coefficient of surface ...
A: Given, internal diameter 2.5 mm surface tension σ=0.4 N/m angle of contact =135° Density of liquid=1...
Q: Constructive interference happens on the (211) set of planes in a BCC crystal structure. The interpl...
A: Given data: The interplanar spacing is d211=0.156 nm.
In a potentiometer of 5 wires, the balance point is obtained on the 2nd wire. To shift the balance point to the 4th, we should decrease the current of the main circuit.
a) True
b) False
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
