A body falls in a medium offering a resistance proportional to the speed at any time. If the limiting speed is 50 fps and if the body attains half that speed in 1 second, what was the initial speed?
Q: O. For the circuit shown: Calculate the consumed puwer by R. 100V R, 40 R2 10A 10V
A: In the given circuit we have to determine the consumed power by resistance R2.
Q: 20. A conductor of cross-sectional area A, length l, and resistivity ρ has resistance R. What is the…
A:
Q: PR1V 24.000V 1 333.91mA R1 250 2 PR2 v 15.652V 125.22mA V1 R3 PR4 v 15.652V /200.70mA 24V 1002 4 R2…
A:
Q: 1. What is the resistance of a 30 m silver wire with a 2 mm diameter? 2. A carbon wire with a 3 mm…
A:
Q: Consider an electric diagram in the figure. When the switch in the circuit on the right is open, the…
A: In the question it is given that Potential difference accross the in internal resistance r when…
Q: The figure shows a 20-cm-long metal rod pulled along two frictionless, conducting rails at a…
A:
Q: 14. A strain gauge of 150 Ω nominal resistance with a gauge factor GF=1.8 is mounted on a rod. The 3…
A:
Q: 6 A nichrome wire and an aluminum wire, each with the same initial resistance, have the same change…
A: Given: Resistivity constant and thermal constant of Nichrome and aluminum wire are as follows,…
Q: An electric heater is constructed by applying a potential difference of 108.4V across a wire with a…
A: Given, Potential difference V = 108.4 V Resistance R =5 ohms We know the expression for power is…
Q: 68. A piece of wire 1 foot long with crosses sectional area of 10s square inch has a resistance of…
A: The resistance of 200 ft of the wire. Given, Length of the wireL=1 foot=12 inchescross sectional…
Q: Q9. How much does it cost in one month to burn a 2000 W Room heater for 6 hours per day if…
A: power of room heater = 2000 W time for which the room heater runs each day = 6 hours per day…
Q: What is the output voltage of a 3 V lithium cell in a digital wristwatch that draws 0.32 mA, if the…
A: Solution of the above mentioned problem is provided below for further queries u may ask in comments…
Q: Battery 2 V2 r2 ww- 0.5 Ohm 5 V r1 1 Ohm R3 5 Ohm: V1 cery 1 ww
A: The direction of potential drops is opposing , hence the net voltage of the circuit=> V= 12 - 5=…
Q: For the circuit shown below, determine the power consumed by battery 1's internal resistance. O…
A: Have a look
Q: For the circuit shown below, assume R₁ R₂ and answer the following questions. (A) How is V, related…
A:
Q: voltage drop across the 4 ohm
A:
Q: 3. A 10.0 m long RG-6 coaxial cable has an inner core of copper with a diameter of 7.112 mm. a.…
A:
Q: Q.2: For the following circuit, determine ( V2 ) and (Vo ), given: E1= 15 V, E2= 5 V, R1= 1.1 kn,…
A:
Q: A light bulb has resistance of R= 150 Q and has a current of /= 1.1 A passing through it Express the…
A: Power in terms of I and R. Numerical value of Power(P) in W. Given, ResistanceR=150 ΩCurrentI=1.1 A…
Q: 2.The figure below shows cross sections through three long conductors of the same length and…
A: Determine the cross-sectional area of conductor A. AA=π(RA2−RB2)AA=π[(3R)2−(2R)2]AA=5πR2
Q: A certain brand of hotdog cooker works by applying a potential difference of 129 V across opposite…
A:
Q: For the circuit shown below, determine the power consumed by battery 1's internal resistance. O…
A:
Q: A battery with an emf of 26 V delivers a constant current of 4.3 mA to a device. How much work does…
A: Given Data:Emf of battery E = 26 VCurrent I = 4.3 mA = 4.3×10-3 ATime t = 5 minutes = 5 ×60 st = 300…
Q: An ion channel in a cell membrane carries 2.4 pA when it's open, which is only 20% of the time. (a)…
A: Solution of part A The average current is given by Iavr = 2.4×10-12×20100Iavr = 0.48×10-12 AIavr =…
Q: 3. Three resistors, 10, 20, and 30 Q, are connected in parallel. What is the equivalent resistance?…
A: Ohm's law gave an important relationship relating the voltage and the current in the circuit. The…
Q: 1.How much energy does a 100-W electric bulb consume in two hours? 2.A stove element draws 15 A when…
A: "Since, According to the Guidelines we are only allowed to do First three questions, thus I have…
Q: An iPhone battery stores 6.55 Wh of energy. How many iPhones could be charged in one day by a small…
A: Area of solar panel = 0.54 × 0.35 =0.189 Total energy received in a day = 5.47 × 0.189 KWh/day…
Q: An electrical conductor of 1.50 mm in diameter and is 48.0 m longhas 8.5 x 1028 free electrons per…
A: Given: Length of wire: L=48 [m] Diameter of wire: d=1.5 [mm]=0.0015 [m] Radius of wire: r=0.00075…
Q: 2. A 2 meter rod of 60mm of diameter is drawn (pulled/stretched) until its resistance is 25 times…
A: Part a) Q.2. Given: The initial length of the rod is lo=2 m. The diameter of the rod is d=60 mm. Let…
Q: 2. A 1.5-m wire measuring 1.5 m³ has a resistance of 0.955-µN at 20 °C. Calculate the resistance of…
A: Given Length L1=1.5m Volume V1=1.5m3 Area A1=V1/L1=1m2 Resistance R1=0.955μΩ Area A2=450cm2 Length…
Q: An electric appliance with a current of I and a resistance of R is used for t hours during the…
A: Since there are multiple sub-parts posted, we will answer the first three sub-parts for you. If you…
Q: 3. Resistance. A copperwire is 2.50 m long and has a diameter of 2.5 mm. How much current will it…
A: Given: The length of the copper wire is 2.5 m. The diameter of the wire is 2.5 mm. The potential…
Q: A 1-kg object falls from rest in a viscous fluid. The resistance from which is 0.445v. What is the…
A: Mass of the object m=1 kg and resistive force from fluid F=0.445v. Using this we can make a…
Q: Two wires are identical, except that one is aluminum and one is copper. The aluminum wire has a…
A:
Q: An electric heater is constructed by applying a potential difference of 99.6V across a wire with a…
A: Power = V2/R
Q: 1. A 500.0 Ohm resistor is connected to a 1.5 V battery. (a) Calculate the current through this…
A: Given-Resistor=500 ohmVoltage=1.5VoltCurrent-Flow of electron in a conductor is called…
Q: 2. A solid aluminum cylinder has a length of 2000m. What cross- sectional area would this cylinder…
A: This question is based on resistance of conductor.
2. A body falls in a medium offering a resistance proportional to the speed at any time. If the limiting speed is 50 fps and if the body attains half that speed in 1 second, what was the initial speed?
Step by step
Solved in 2 steps
