Use the diagrams below to answer questions 28-30. 30 N 25 N 10 N 10 N Cube A Cube C 50 N 30 N 30 N Cube B Cube D 28 Which cube will move as a result of a force of 20 N to the left? F Cube A G Cube B H Cube C J Cube D Gateways to Science, STAAR Edition, Grade 6 OREGION 4 EDUCATION SERVICE CENTER. ALL RIGHTS RESERVED. Page 17 of 18 UNIT 3: Force, Motion, and Energy Curiculum-Based Assessment

Q: A circuit contains a total voltage of 120V and a current of 2.2A. What is the resistance in the…

A: Given that, A circuit contains a total voltage of 120V and a current of 2.2A So,  VTotal = 120 V…

Q: Q4. Convert these into proper vector notation: Westward velocity of 42 km/h. Position 6.5 measured…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: How many cells, each one having an open circuit emf of 4.5 V and an internal resistance of 0.5 ohms,…

A: Given that:Internal resistance r=0.5 ΩOpen circuit EMF of cell, E=4.5 VSupply current, I=1.421…

Q: What voltage, given in Volts to 1 decimal place, will send a current of 0.2A through an electrical…

A: Given:-  The current of the circuit is I = 0.2 A  The resistance of the circuit has been measured R…

Q: 20. Find the voltage and current using KVL and KCL. I3 www br 50r

A: Let us find the equivalent resistance of the circuit first.  The resistances 6-ohm and 4-ohm are in…

Q: How much does it cost to operate a dryer for 66 minutes if its power consumption is 2,702 W. The EUC…

A: The energy in kWh is given as E=P×Time(hour)

Q: Calculate the energy cost of an electroplating process running at 0.65 V and 45.5 A for 3750 s…

A: Given data: Potential difference (V) = 0.65 V Current (I) = 45.5 A Time (t) = 3750 s Cost of…

Q: Calculate the energy cost of an electroplating process running at 0.64 V and 25.1 A for 3077 s…

A:

Q: An electric circuit has a total of 68.8 Ohms of resistance, and is operated under a voltage of 78…

A:

Q: How much power, in W, is flowing through a voltage source of 20 V with a current of 80 mA?

A: Given : Voltage (V) = 20 V Current (I) = 80 mA = 0.08 A

Q: How much current is flowing through a circuit where the total voltage of the circuit is 7.01V and…

A:

Q: A simple circuit has a voltage of 5V and a current of 4.8A. Find the resistance in the circuit.

A: The voltage across the circuit is, V=5 V The current across the circuit is, I=4.8 A

Q: An electrical space heater has a resistance of 69 (ohm) and draws 4.83 A of current. How much power…

A:

Q: A heater uses 26A when used in a 110-V line. If electric power costs 9.75 per kilo watt hour, the…

A:

Q: An electric water heater consumes 6.63 kW for 2.35 h per day. What is the cost (in dollars per year)…

A:

Q: An electric water heater consumes 7.13 kW for 3.85 h per day. What is the cost (in dollars per year)…

A: An electric water heater consumes 7.13 kW for 3.85 h per day. In a year, the heater consumes…

Q: for an electric rate of 8.9071/kwh, what does it cost to live a 60 -W light bulb on for 8hr

A:

Q: To develop muscle tone, a woman lifts a 2.50 kg weight held in her hand. She uses her biceps muscle…

A: Given Data :- The mass of weight lifted by the women is M = 2.50 kg. The angle of flex is θ = 60o.…

Q: A certain light bulb has a resistance of 230 Ω. If a current of 1 A is going through it, calculate…

A:

Q: What is the cost of operating a 54.64-W light for a year if the cost of electricity is $0.2 kWper hr…

A: Power (P) = 54.64 Watt= 0.05464 kW cost = $0.2 kW per hr time (t) = 1 year

Q: A lamp operated at 118V with a current of 0.58A. What is the lamp’s resistance to two decimal places

A: Given,  lamp operated at 118V  so v=118 volt current=i=0.58 Ohm Let R be the lamp resistance From…

Q: An electric water heater consumes 5.63 kW for 2.85 h per day. What is the cost (in dollars per year)…

A: Given: The heater consumption of electricity is 5.63 kW for 2.85 h per day. The cost of electricity…

Q: If the annual (8 hours per day) cost to run a 400-W computer is ₱12,000.00, how much does the…

A: Given data:  Daily uses = 8 hours per day Power (P) = 400 W = 0.400 kW Total cost of running…

Q: How much power is there in an electrical circuit of 5.73 Volts and carrying 56.9 Amps of current?

A: Answer :- Given :-  V = 5.73 V I = 56.9 Amp P =?  We know that              P =  V × I Where P is…

Q: How many electrons make up a charge of -76.0 uC?

A: Data Given, Charge ( q ) = -76 We have to find out the no. of electrons ( n ) in -76

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A: The voltage delivered by one dry cell,                                                   We need to…

Q: An electric water heater consumes 4.88 kW for 3.85 h per day. What is the cost (in dollars per year)…

A: In one day number of kWh used, 4.88×3.85=18.788 kWh

Q: Calculate the energy cost of an electroplating process running at 0.57 V and 28.3 A for 3157 s…

A: Data provided: Potential difference (V) = 0.57 V Current (I) = 28.3 A Time (t) = 3157 s Cost of…

Q: R, = 330 2 V, = 24 V R, = 1.2 kn R, 470 2 ww

A:

Q: A heater uses 26A when used in a 110-V line. If electric power costs 9.75 per kilo watt hour, the…

A: The cost for running the heater is calculated using the formula, Cost=E×9.75 /kWh -----------------…

Q: The cost of operating an electric heater in a hospital is 2.61 dollars daily. The heater has a…

A: Given data:  Resistance (R) = 8 Ω Current (I) = 12 A Cost of electricity = 11.37 cents / kWh Total…

Q: What is the voltage (in V) when the current is 168A and the resistance is 10ohms?

A: V= I.R Given V= ? I= 168 A R= 10 ohm

Q: - 40. A 2.00-kilogram mass is at rest on a horizontal surface. The force exerted by the surface on…

A: Part (40): Given: The mass of the object is 2 kg.

Q: Suppose you use 57 kWh (kilowatt hours) of electricity at $0.35 per kWH, 91 kWh at $0.26 per kWh,…

A: We use 57 kWh of electricity at 0.35$ per kWh So cost of 57 kWh of electricity is 57×0.35$=19.95$ We…

Q: A heating element with a resistance of 25.24 ohms operates on 81.78 volts. What current (in amps)…

A: Given: The resistance of the heating element is 25.54 V. The operating voltage is 81.78 V.   To…

Q: A 28.56 ohm resistor, a 11.68 ohm resistor and a 17.18 ohm resistor are connected in parallel in a…

A:

Q: Calculate the energy cost of an electroplating process running at 0.71 V and 33.1 A for 3575 s…

A: Data provided: Voltage (V) = 0.71 V Current (I) = 33.1 A Time (t) = 3575 s Cost of electricity =…

Q: A certain light bulb has a resistance of 275 Ω. If a current of 0.618 A is going through it,…

A:

Q: How much does it cost to operate a 1200-W hair dryer for 4 hours at 30 cents/kWh

A: Concept used: Net operation price of a device is found by multiplying its per unit cost with units…

Q: silver has a resistance of 1.98x 12-4 ohms what voltage would produce a current of 100A?

A: The resistance of silver, R=1.98×12-4 Ω   The current, I=100 A

Q: How much does it cost to operate a dryer for 176 minutes if its power consumption is 1,484 W. The…

A: t= 176 min = 2.933 hours Total kWh = 1.484 x2.933 = 4.4325 kWh

Q: The current in the circuit is 5A and the voltage is 15V . Then find the value of the resistance in…

A: Given: The current in the circuit is 5 A. The potential difference is 15 V.