Physics question and answers for December 15, 2023
- Q The current through a 69 0 resistor connected to a 91 V power supply is
- Q Shown are copper wires of identical cross sectional area Which wire will have the least resistance A B C D Im Im E of 20 C 0 06 5m 5m...
- Q A current of 10 amperes is a flow of charge at the rate of coulomb per second
- Q Justine s hair dryer has a resistance of 17 50 when first turned on How much current does the hair dryer draw from 110 V line in Justine s house
- Q a b C d 4 3 A 6 3 A 12 6 A 24 Three resistors having values of 4 6 and 8 ohms are connected in series What is...
- Q 802 Three resistors having values of 4 6 and 10 ohms are connected in parallel What is their equivale a 0 52 ohms b 1 9 ohms 6 7 ohms...
- Q 4 An 8 0 ohm resistor and a 6 0 ohm resistor are connected in series with a battery The potential difference across the 6 0 ohm resistor is measured...
- Q 5 A 9 0 ohm resistor and a 6 0 ohm resistor are connected in parallel to a battery and the current in the 9 0 ohm resistor is found...
- Q 6 A resistor with an unknown resistance in connected in parallel to a 12 ohm resistor When both resistors are connected to a battery of 1 the current in the...
- Q 1 Two resistors one 130 ohm and the other 210 ohm are connected in parallel The resistors are then connected to a battery If the current through the entire circuit...
- Q 4 A 25 ohm resistor a 55 ohm resistor and a 75 ohm resistor are connected in parallel and placed across a 9 0 V battery a What is the...
- Q hich of the following diagrams represents resistors connected in parallel Enter the letter Diagram A Diagram B Diagram C m m m mm m
- Q What effect will adding more light bulbs in parallel have upon the overall resistance of a circuit Select one O a As more light bulbs are added in parallel the...
- Q The diagram at the right shows two identical resistors R and R2 placed in a circuit with a 12 Volt battery a These two resistors are connected in R1 W...
- Q A simple circuit consists of a 12 volt battery two ammeters and a 2 ohm resistor Determine the current 12 V A 292
- Q If you connect in series three resistors with the values of 16 0 22 0 and 32 0 what value must the fourth resistor have for the equivalent resistance to...
- Q Battery and a 12 ohm resistor are connected as shown in circuit X below Two 12 ohm resistors are connected as shown in circuit Y Circuit X 12 V The...
- Q Three resistors are connected in series across a 75 V potential difference R is 170 0 and R is 190 0 potential difference across R3 is 21 V Find the...
- Q Consider circuits X and Y below Each circuit is powered by the same battery and contains identical resistors Select one The current in the battery in X will be a...
- Q A simple circuit consists of a 12 volt battery an ammeter and a resistor The ammeter reads 3 amps Determine the resistance of the resistor Don t include the unit...
- Q A lamp with a resistance of 8 Q is connected across a 24 V battery What is the current through the lamp Answer Check What resistance must be connected in...
- Q Three 25 0 Q resistors are connected in series across a 60 0 V battery What is the current in the circuit
- Q Find the total resistance in the circuit Find the total current through the circuit Answer Check Find the voltage drop across the 150 resistor Answer Check
- Q A 12 0 resistor and a 28 0 resistor are connected in series across a battery The current in the circuit is 0 90 A What is the voltage drop...
- Q Calculate the time it takes for 44 7 C to drift through a wire carrying 11 A
- Q Which has more resistance when plugged into 120 V line a 1400 W microwave oven or a 150 W electric can opener microwave can opener
- Q A current is said to exist whenever Select one O a electric charges are unbalanced O b electric charges move in a loop a wire is charged O d a...
- Q Arthur is going trick or treating for Halloween so he puts new batteries in his flashlight before leaving the house Until the flashlight shuts off it draws 7 A of...
- Q Justine s hair dryer has a resistance of 19 40 when first turned on How much current does the hair dryer draw from 110 V line in Justine s house
- Q Water doesn t flow in the pipe when a both ends are at the same level Another way of saying this is that water will not flow in the pipe...
- Q Achieve3000 What is the total current for the circuit shown below H H 12 V 02A 12 A Pandora Listen to Google Slides Free Dashboard 04A O 0 2 A...
- Q 4 Find the current through a resistor of resistance R 4 2 if the voltage across the resistor is 8 V
- Q What is the approximate cost of operating a 40 W light bulb for 3 0 h per day for 1 week if the price of electrical energy is 6 kWh...
- Q Given the following circuit what is the total current R 222 R 802 R3 29 02 IT A VT 199 V R R MA Round your answer to the nearest...
- Q Fill in the blanks on the table below for a series circuit Round your answers to the nea 0 1 Do not add units Voltage V 1 2 3 Total...
- Q The figure shows part of a circuit It is a junction at which four branches join The currents in three of the branches are given as 1 3 A 12...
- Q Design an experiment based on one of the following simulations Ohm s Law Pendulum Lab Resistance in a wire Interfering waves Doppler Lab Power of a lightbulb Include the following...
- Q An electric heater carries a current of 15 0 A when operating at a voltage of 2 70 x 102 V What is the resistance of the heater XQ
- Q What is the equivalent resistance when switch 2 is open
- Q 12 A 13 cm long current carrying conductor with a weight of 5 5 N is placed in a 6 T magnetic field that is pointed west What is the...
- Q A 5 00 V power supply provides a maximum current of 9 90 A HINT a Calculate the maximum power delivered in W by the power supply b How many...
- Q HINT a What average current in A does the phone draw from its battery 358 The three equivalent expressions for electrical power are linked by Ohm s law P IAV...
- Q Nichrome wire of cross sectional radius 0 779 mm is to be used in winding a heating coil If the coil must carry a current of 8 50 A when...
- Q A closed cubical box is made by a thin conducting sheet When its diagonally opposite corners are connected across a battery it draw a current from the battery Find current...
- Q Find the charge on the capacitor in an LRC series circuit at t 0 04 s when L 0 05 h R 3 C 0 008 f E t 0...
- Q 2 Is Ohm s low verified for a parallel circuit 2 What are the disadvantages with parallel circuits
- Q 15 0 01 A causes involuntary muscle contractions The resistance of dry human skin is about 500 000 ohms and wet sweaty human skin is about 1000 ohms How much...
- Q A 15 resistor R and a 30 resistor R are to be connected in parallel between points A and B in a circuit containing a 90 volt battery A Complete...
- Q ectric energy will be used by a 115V 60W lightbulb in 1 minute 7 An electric heater rated at 4800 W is operated on 120 volts What is the resistance...
- Q Particles q1 53 0 C q2 105 C and 93 88 0 C are in a line Particles q and q2 are separated by 0 50 m and particles q2...
- Q 7 What is the increase of current when 15 V is applied to 10000 Q2 rheostat which is then adjusted to 1000 Q2 A rheostat is an adjustable resistor that...
- Q current into ground ib 12 3mA R3 1k R1 2 667k MA R2 3k 11 2mA
- Q All resistors have the same value R We connect a 6 volt source between points A and B polarity doesn t matter and the circuit draws 4mA The value of...
- Q Which circuit elements supply energy in this circuit R1 2 Volts 11 V1 V1 3k R2 1k 11 4 mA
- Q Using Mesh analysis 24 60 V 492 W 8Q 122 3 4 527 j6 j4 c vo KVL1 24 60 411 j6 1 12 0 KVL j6 12 1 8...
- Q 2KQ R 2KQ R R ZOOO 2000 2000 P 2K 2 0 Copy link MULTIPLE CHOICE QUESTION What is the total current 2 amps 0 02 amps 0 2 amps...
- Q What is VT for the circuit shown below Round your answer to the nearest whole number and DO add units Ilk R 1 20 A R2 1092 15 A R...
- Q joules is created in this E 3 0 x 10 0 J 7 How many universal mass units are needed to produce 3 724 x 104 mega electron volts of...
- Q 2 The switch in the LR circuit shown is closed at t 0 a 2 pts What is the current through the resistor at t 0 b 2 pts After...
- Q If the voltage V between the spheres is 30 000 V for the given charged amounts in the previous problem then what would be the current if you connect a...
- Q Project 1 a Sketch a transistor level schematic and layout for Y AB C A B b Give the sizes of all transistors assume that for the basic inverter n...
- Q 4 Two resistors are connected in series across a 12 V battery One resistor has a power of 18 W and the other is 6 W Determine the total equivalent...
- Q 1 0 k E H 1 0 kQ A D 10 KQ 1 0 kn 10 k 10 kn 10 kQ www 1 0 kn B C 12 V F...
- Q You decide to relax for the night by playing video games on your PlayStation 4 You lose track of time and end up playing for 3 hours The PS4 uses...
- Q Noticing the sink full of dishes you place them in the dishwasher and let it run for an hour and a half including the drying cycle Your dishwasher uses 2000...
- Q 2 The circuit below contains 3 resistors and a 12 0V battery Resistors A and B have a value of 5 0092 and resistor C is 3 000 b a...
- Q If 13 C of charge flow through a point in the circuit in 5 seconds what is the current B
- Q If you were given a box of only 20 2 resistors could you construct circuits with total resistances of 52 102 152 25 02 40 2 and 50 2 Draw...
- Q 6 1 From the circuits above predict which bulb or bulbs will be the brightest Why do you think that 2 Current is the flow of charge measured in coulombs...
- Q For the circuit shown below find the Thevenin equivalent circuit across terminals a and b 3A 40 4V IL ww 80 40
- Q For the circuit shown below find the Norton equivalent circuit across terminals a and b 40 m 80 6A D
- Q 20 692 M 292 In the circuit that is shown here the current across the 2 Q resistor is 4 0 A What is the current across the O2 0...
- Q 15 The energy of on a 4 mH inductor is 100 mJ when connected in series to a 10 kW resistor a What is the energy dissipated by the resistor...
- Q 19 A red hot stove element has a current of 12 A and a voltage drop of 240 V Calculate the resistance of the element
- Q 2 Determine the voltage required to move 10 coulombs of charge if it took an energy of 2 Joules to move them 3 What is the relationship between the resistivity...
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