If galvanometer is shunted by (1/n) of its value, then fraction of total current passing through the galvanometer is (a) 1/n 1/(1+n) (b) n (d) n-1
Q: The amount of charge that passes through a system is given by Q(t), measured in coulombs. Current is…
A:
Q: Er 39: A MCG requires a current of 100 µA for a full scale deflection of 50 divisions. If…
A:
Q: 6.0 V Α 47ΩΣ 84 Ω Β
A:
Q: (a) In the figure what value must R have if the current in the circuit is to be 0.96 mA? Take &₁ =…
A: Given data: Current (I) = 0.96 mA = 0.96 ×10-3 Aε1 = 2.9V and ε2 = 4.7Vr1 = r2 = 3.3 ΩRequired:The…
Q: In the region /= 20r2 är A/m, p, = just (c) and (d) a) Find I b) Find the velocity and explain its…
A:
Q: (a) In the figure what value must R have if the current in the circuit is to be 1.3 mA? Take &₁ =…
A:
Q: A 0.1-A current flows through of a copper wire of length 1.0 m for 20 minutes. The diameter of the…
A:
Q: The current in a conductor varies in time according to /(t)- 26 e-4t, where / is in amperes and t in…
A:
Q: (a) The current flowing in a resistor is given by i(t)=(t-1)^2A. Knowing that i(t)=(dq(t))/(dt) find…
A: Current flowing through the resistor changes with time according to the equation; i(t)=t-12 A
Q: ften rated in "ampere-hours" or A-h. (a) Show that A-h has units of “charge” (like coulombs).…
A: Car batteries are often rated in "ampere-hours" or A-h
Q: (a) The flow of water in a river measured to be 11000 m3 / hour. A 52m waterfall found close to a…
A: a) Given, Volume flow rate = 11000 m3/s Height of waterfall = 52 m The power capacity of a…
Q: Calculate the diameter of a 0.018-cm length of tungsten filament in a small lightbulb if its…
A: (a) The resistance of the filament is given by, R=ρlA Here, ρ is the resistivity of the tungsten…
Q: (a) In the figure what value must R have if the current in the circuit is to be 1.5 mA? Take &₁ =…
A:
Q: (a) What current is needed to transmit 1.00×102 MW of power at 10.0 kV? (b) Find the resistance of…
A: Electric power: Power (P) is the product of current and voltage. P = IV or P = V2R or P =I2R…
Q: Residential building codes typically require the useof 12 - gauge copper wire (diameter 0.205 cm)…
A: Given data:Radius of the copper wire, R = 0.205 / 2 = 0.1025 cm = 0.001025 mArea, A = R2 = 3.14 x…
Q: A copper wire has a circular cross section with a radius of 1.01 mm. HINT (a) If the wire carries a…
A:
Q: Calculate the diameter of a 8.45-cm length of tungsten filament in a resistance is 66 Q. If 50mA…
A:
Q: A rectangular block of copper has sides of length 17 cm, 27 cm, and 38 cm. If the block is connected…
A: (a) The maximum cross-sectional area of the block is A=bh where b is the breadth and h is the…
Q: e2 =5V, as in the connected to Two balteries with el 3v and Crcuit in the figure, 21= 10 W,it IS…
A:
Q: A portable compact disc player is designed to play for 2.0 h on a fully charged battery pack. If the…
A: Current is defined as the charge crossing a unit area per unit time: I = chargetime The total charge…
Q: A wire of circular cross-section carries a current density that is not uniform but varies with…
A:
Q: The quantity of charge q (in coulombs) that has passed through a surface of area 2.00 cm² varies…
A:
Q: A portable compact disc player is designed to play for 2.0 h on a fully charged battery pack. If the…
A: q= 180 C t= 2h= 2×3600 s=7200 s Current = charge flow per second
Q: A piece of wire of resistance R is cut into five equal parts. These parts are thenconnected in…
A: The resistance of a wire is depends on the length of the wire, since the wire is divided into five…
Q: The current entering the upper terminal of a basic circuit element is i=20cos5000t A. Assuming the…
A: Given that, The current in the circuit, I=20 cos(5000t) We need to find the expression for the…
Q: Unreasonable Results(a) What current is needed to transmit 1.00 X 102 MW of power at 10.0 kV? (b)…
A: Given Data: The power is, P=1.00×102 MW The voltage is, V=10.0 kV The length of a wire is, L=1.00 km…
Q: A copper wire has a circular cross section with a radius of 2.01 mm. HINT (a) If the wire carries a…
A: Provided Data- Radius of the cross section of the wire is r=2.01 mm =2.01×10-3 m Current flowing…
Q: The mechanical power output of an electric motor is 2.40 hp. The motor is connected to a 120 V…
A: Given Values, The power output of the motorP0=2.40 hp The voltage across the motor(V)=120 V The…
Q: Residential building codes typically require the use of 12-gauge copper wire (diameter 0.205 cm) for…
A: Given information: Current carried by the copper wire (I) = 20 A The diameter of the wire (d) =…
Q: The heating coil in a toaster is made of nichrome wire with a radius of 0.225 mm. If the coil draws…
A: a) The required value of resistance is,
Q: t) = 5.66 cos( 2.3 t), in amperes, determine the total amount of charge, in coulombs, flowing…
A: The rate of flow of charge is called current.
Q: (a) In the figure what value must R have if the current in the circuit is to be 1.1 mA? Take ɛ1 =…
A: Given data: The circuit current is i=1.1 mA. The emf is ε1=3.0 V. The emf is ε2=4.3 V. The…
Q: The quantity of charge q (in coulombs) that has passed through a surface of area 1.95 cm² varies…
A: Area (A) = 1.95 cm2charge (q) = 6t3 + 3t + 6
Q: Problem 2: The excess charge at a given point in a circuit as a function of time is described by the…
A: Concept used: Current in a circuit is amount of charge flowing per unit time.
Q: An electric eel develops a potential difference of 450 V, driving a current of 0.80 A for a 1.0 ms…
A: Given values: Potential difference, V=450 V Driving current, I=0.80 A Duration of pulse, t=1.0 ms
Q: A copper transmission cable (p = 1.72 × 10¬8 Qm) 250 km long and 20 cm in diameter, caries a current…
A: SOLUTION AS
Q: Calculate the diameter of a 2-cm length of tungsten filament in a small lightbulb if its resistance…
A: apply resistance formula and v= iR
Q: The current in a conductor varies in time according to /(t)= 63 e-2, where / is in amperes and t in…
A: Necessary formula
Step by step
Solved in 2 steps
