10. A car motor releases 700 J of energy into the cooling system. It is a combustion motor which Is 50% efficient. What amount of work could you expect from the motor? 700 J 1400 J 2100 3 350 J

Q: If R-202, then the equivalent resistance (in 2) between points A and B is:

A:

Q: A 12 V ·9 B EXAMPLE Headlight openstax™ What if-q = -3000 C? How much energy does the battery…

A: Given   - q = -3000C   ∴ q = 3000 C    Voltage of battery       Vo= 12 V

Q: incorrect please  try again i was given the  answer by a fellow classmate part A 0.248 part B…

A: Note: You are getting answer correct according to your question. You will get the above mentioned…

Q: A battery lights a bulb. Describe the energy changes involved in the process

A: When a bulb is connected to a battery, then the chemical energy of the battery is transferred into…

Q: A loudspeaker in a parked car is producing sound whose frequency is 21440 Hz. A healthy young person…

A:

Q: metal can ______ electricity . electrons travel through ______ allowing us to do work . ____ cells…

A: metal can conduct electricity. electrons travel through a wire allowing us to do work.

Q: Which of the following is the purpose of a regenerative circuit? Group of answer choices To slowdown…

A: Solution: The regeneration in the hydraulic system is applied to the system that diverts parts of…

Q: D Question 13 Suppose the power delivered to a conductor is a constant 20.0 W. How much energy gets…

A:

Q: What level of current can make a person lose his muscle control? A. 0.001A B. 0.005A C. 0.010A…

A: Given: What level of current can make a person lose his muscle control? A. 0.001A B. 0.005A C.…

Q: Part A Given the following electric circuit R1 Amperemeter ??? Q V Voltmeter The voltmeters shows 5…

A:

Q: xplain the reason behind lightning through electricity and heat

A: lightning is a discharge phenomena of electricity

Q: How gas generator work?

A: Generators don't actually create electricity. Instead, they convert mechanical or chemical energy…

Q: What are the required components to use a capacitor to light a bulb and how does the system operate?

A: In this problem, it is asking about the components to use a capacitor to light a bulb.

Q: if you have a battery in the palm of your hand. If you want the battery to pump the maximum amount…

A: SOlution: what to do to drain the energy of the battery very quickly. what to do to drain almost no…

Q: The unit of energy is S. I. units is

A: Joule

Q: 10) How much electrical energy is generated by 100 W light bulb turned on for five minutes? a) 20 b)…

A: To calculate the electrical energy generated by a 100 W light bulb turned on for five minutes in…

Q: How does stored energy vary with voltage

A: We know that the stored energy  U = 1/2 CV2 So the energy  is proportional  to V2 of voltage.

Q: A battery having an emf (ɛ) of 12V provides a current of 85mA when connected to a load of 1250. i)…

A:

Q: Write and compare the equation of mechanical and electrical SHO?

A: Simple harmonic oscillation (SHO) is the too and fro motion of an object about its mean position.…

Q: 1/4 LITER OF WATER NITIAL TEMPERATURETIME TAKEN TO BOI a (J 33.5 90s 33.9 75s 34.1 110s AYE tHDIVOL

A: The given volume of water is 250 mL, which when converted to mass equals 250 g of water. Water boils…

Q: What is the magnitude of the electric field at the point (9.60 - 7.40 +8.70 k) m if the electric…

A: Given, the position vector  r→=9.60i^-7.40j^+8.70k^ and the electric potential V V=2.10xyz2 We…

Q: Calculate the electrical energy consumed in Joules if a toaster of 60 W is used 24 minutes

A: Given Data : The power rating of the toaster is given as P = 60 W. The time for which the toaster is…

Q: Water contains O a. electrical energy O b. kinetic energy O c. kinetic energy and potential energy O…

A:

Q: Calculate the electrical energy consumed in Joules if a toaster of 90 W is used 340 seconds ?

A:

Q: What is the heat generated (in J) in a heating element of resistance 1000 Ω when a current of 0.1 A…

A: The expression for power is P=I2R Here, P is the power, I is current and R is the resistance The…

Q: Suppose the cup is used to shield the ball while not being allowed to contact your bare hand or…

A: Given: The cup involves the shield of ball that being not allowed on contacting the bare hand or…

Q: nodeled as a simple bacitor, the car is to b to make the motor s

A: It is given that the stop-start system of car.

Q: What generalizations can we make about using various sources of power?

A: There are several generalizations that can be made about using various sources of power:…

Q: Question 7   Which energy transformation occurs when a battery is put in a flashlight and the…

A: The energy is stored in batteries in the form of chemical energy.

Q: Calculate the number of charges for a current of 5.0 amps which flows past a given point in 2.5…

A:

Q: Materials A metal cup A hard plastic rod and fur A metallic ball suspended by a thread Questions:…

A: Solution given below:

Q: 29. Consider the two diagrams above to complete the following. The device that converts mechanical…

A: For diagram A A current carrying coil is rotating in the presence of magnetic field, so the…

Q: How long can a 1500 W heater be on before using more than 12 kWh of energy?

A: Given that:Powwr, P=1500 WEnergy, E=12 kWh

Q: True or False  Like mechanical energy, current electricity transfers to PE to KE and into work?

A: In mechanical energy in various cases, the Kinetic energy transfers to potential energy and vice…

Q: How do you distinguish between flat and evacuated solar collectors?

A:

Q: What is the current through an 8 Ω toaster when it is operating on 120 V?

A: Given

Q: Why is it that Voltmeter is connected in parallel to a circuit to measure the voltage of the…

A: Required reason for connecting voltmeter in parallel to a circuit. Why heat is zero in thermal…

Q: Q9 (a) An alarm is turned on only if both input switches are on at the same time. What logic…

A:

Q: What are the required components to use a capacitor to light a bulb and how does the system operate?

A: When we connect a capacitor in parallel to a circuit with a bulb and a battery, it…

Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.