(a) In the figure what value must R have if the current in the circuit is to be 1.1 mA? Take ₁ = 2.6 V, E₂ = 3.9 V, and r₁= r2 = 3.6 2. (b) What is the rate at which thermal energy appears in R? 1 R =+8₂ ww
Q: An 80 kg astronaut has gone outside his space capsule to do some repair work. Unfortunately, he…
A:
Q: (a) In the figure what value must R have if the current in the circuit is to be 0.78 mA? Take ɛ =…
A: Current through the resistor R is 0.78 mA Resistance r1 = r2 = 2.9 ohms Voltage V1 = 1.9 V Voltage…
Q: (a) In the figure what value must R have if the current in the circuit is to be 0.86 mA? Take e =…
A:
Q: A capacitor with square plates, each with an area of 34.0 cm2 and plate separation d = 2.64 mm,…
A:
Q: square plates, each an area of 34.0 cm and plate separation d = 2.44 mm, is being charged by a…
A:
Q: In the circuit shown in the figure, the ideal ammeter measures = 0.4A in the indicated sense, and…
A:
Q: A capacitor with square plates, each with an area of 37.0 cm² and plate separation d = 2.62 mm, is…
A: Area of plate (A) = 37.0 cm2 separation (d) = 2.62 mm Current ( i ) = 205 mA
Q: Calculate the number of kilowatt-hours of electricity required to produce 1.0*10^3kg of aluminum by…
A: Energy = power • time
Q: The current in a circuit is given by i=3e−t(e−t−5)2. Find the expression for the total electric…
A: The rate of flow of charge is called electric current. i = dqdt where, q is the charge and t is the…
Q: The solar system contains 32 solar cells, so that each cell has the following characteristics: Voc =…
A: Since 4 cells which are in series,Each will have I(short circuit)=2 mA There are 8 such…
Q: (a) In the figure what value must R have if the current in the circuit is to be 1.3 mA? Take ɛ1 =…
A:
Q: A certain electric motor draws a current of 43 A when connected to 120 V. (a) What is the motor's…
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 = 2.7…
A:
Q: ctricity Grade 11 and 12: Exam 09 4 Ω V₁ V₂ A2 0,6 A r=0,8Q 5,8 Q 1. Determine V1? (2) 2. Determine…
A: Step 1: Step 2:
Q: A capacitor with square plates, each with an area of 37.0 cm2 and plate separation d = 2.44 mm,…
A: SOlution:Given thatA =37 cm2d = 2.44 mmI = 555 mA
Q: A capacitor with square plates, each with an area of 37.0 cm2 and plate separation d = 2.44 mm,…
A: Given: Area of each plate of a capacitor: A=37.0 [cm2] Distance between two plates, the plate…
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) In the figure what value must R have if the current in the circuit is to be 1.3 mA? Take ɛ1 =…
A:
Q: The formula for the power output P of a battery is P = V I − R I 2 P=VI−RI2, where V is the…
A:
Q: ) In the figure what value must R have if the current in the circuit is to be 0.93 mA? Take ₁ = 2.2…
A: Current = i = 0.93 mA E1 = 2.2 V E2 = 3.4 V
Q: A steady stream of +2e ions, moving at speed, v = 1.94 x 107 m/s, is focused into a tight beam with…
A:
Q: The oscillating current in an electrical circuit is as follows, where I is measured in amperes and t…
A: Given data, Current I=4sin60πt+cos120πt
Q: Problem 4: The charge on a capacitor in a circuit is given by q(t) = qmax cos(wt+q) Enter an…
A:
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…
Step by step
Solved in 5 steps
- The ratio arms of the Kelvin bridge (shown) are R1 = R2 = b = a = 350 12. The galvanometer has an internal resistance of 350 12 and a current sensitivity of 160 mm/ MA. The unknown resistance Rx = 0.1005 12 and the standard resistance is set a 0.1000 12. A dc current of 4 A is passed through the standard resistance from a 2.2 V battery in series with a rheostat. The resistance of the yoke may be neglected (Ry = 0 which is a good approximation for this problem). Answer the following questions: E Hile 09 0 win R3 b. IA) the deflection of the galvanometer mm The resistance unbalance required to produce galvanometer deflection of 1 mmIn the given circuit, is changes from 8 A to 10 A at t= 0, that is, is= [ 8u(-t) + 10u() ] A. Find v) and i(). is 0.5 H The current () = ( | De t) u) A. The voltage v1 = ( )e4.1
- The ratio arms of the Kelvin bridge (shown) are R1 = R 2 b a 350 12. The galvanometer has an internal resistance of 350 12 and a current sensitivity of 160 mm / MA. The unknown resistance Rx = 0.1005 12 and the standard resistance is set a 0.1000 12. A dc current of 4 A is passed through the standard resistance from a 2.2 V battery in series with a rheostat. The resistance of the yoke may be neglected (Ry = 0 which is a good approximation for this problem). Answer the following questions: E Hile 09 0 win R3 b. IA) the deflection of the galvanometer mm The resistance unbalance required to produce galvanometer deflection of 1 mm S F(a) In the figure what value must R have if the current in the circuit is to be 0.84 mA? Take ε1 = 1.9 V, ε2 = 3.4 V, and r1 = r2 = 3.1 Ω. (b) What is the rate at which thermal energy appears in R?A resistor composed of carbon =(p=3.5*10^5 Ω*m) having a radius of 1.2mm and a length of 3.1mm is connected to a 6V batter. How much energy is dissipated by the resistor in 5 minutes?
- (a) In the figure what value must R have if the current in the circuit is to be 1.2 mA? Take 8 = 1.7 V, E2 = 4.3 V, and r1 = r2 = 2.8 Q. (b) What is the rate at which thermal energy appears in R? (a) Number i Units 4 (b) Number i UnitsWhen the current in the portion of the circuit shown below is 2.40 A and increases at a rate of 0.420 A/s, the measured voltage is AVab = 8.85 V. When the current is 2.40 A and decreases at the rate of 0.420 A/s, the measured voltage is AVab = 4.90 V. Calculate the values of L and R. HINT: Use a Kirchhoff loop for each of the two scenarios and then simultaneously solve the two equations. Use the signs as given by Kirchhoff's Rules for the emf in the inductor. L = H R = Ω ll L R a 9,