subject

Physics, 04.08.2021 14:00 ellisc7044

HELP!! A particular electric car is supplied with 300 kJ of chemical energy by the battery. Of this, a total of 70.5 kJ of energy is wasted as heat.
Calculate the overall efficiency of the electric car.

ansver

Answers: 2

Show answers

Another question on Physics

question

Physics, 22.06.2019 05:30

Which of the following are considered noble gases? a. bromine b. neon c. argon d. chlorine

Answers: 1

question

Physics, 22.06.2019 13:00

Which of the following correctly describes what happens when an atomic bomb explodes? small pieces of fissionable material are joined and form a body with a mass greater than the critical mass, the relative number of neutrons escaping decreases, and a chain reaction and explosion result. large pieces of fissionable matter are brought together quickly and form a body with a mass smaller than the critical mass, the relative number of escaping neutrons increases, and a chain reaction and explosion result.

Answers: 2

question

Physics, 22.06.2019 13:50

The magnitude of the poynting vector of a planar electromagnetic wave has an average value of 0.939 w/m^2 . the wave is incident upon a rectangular area, 1.5 m by 2.0 m, at right angles. how much total electromagnetic energy falls on the area during 1.0 minute?

Answers: 2

question

Physics, 22.06.2019 16:20

What is the single most important equation in all of physics?

Answers: 1

You know the right answer?

HELP!! A particular electric car is supplied with 300 kJ of chemical energy by the battery. Of this...

Questions

question

Business, 03.03.2020 03:56

Sarah has recently started a restaurant in a commercial area where there are many other established restaurants and popular fast food chains. Sarah ow...

question

English, 03.03.2020 03:56

Which sentence from the excerpt is an example of direct characterization? a. [H]is father was as strong as an ox b. Hans broke into a wide grin c. Joh...

question

Chemistry, 03.03.2020 03:56

Carbon tetrachloride, CCl₄, is a solvent that was once used in large quantities in dry cleaning. Because it is a dense liquid that does not burn, it w...

question

History, 03.03.2020 03:56

HELP 20 points!! Put the sentences in order to best illustrate change over time in relation to the French Revolution. Answer...

question

Mathematics, 03.03.2020 03:56

How can I solve 8 5/6 - 2 1/3=...

question

Social Studies, 03.03.2020 03:56

The term used to describe the phenomenon that as the number of repetitions of a chance process increases, the error between the expected outcome and a...

question

Chemistry, 03.03.2020 03:56

. The anaerobic decomposition of organic matter (including wastes) produces a mixture of carbon dioxide and methane, e. g. C6H12O6  3 CO2 + 3 CH4. (a...

question

Mathematics, 03.03.2020 03:56

A teen chewing bubble gum blows a huge bubble, the volume of which satisfies the differential equation:dV/dt=2(V)^(0.5)Where t is the time in seconds...

question

Mathematics, 03.03.2020 03:56

A hip joint replacement part is being stress-tested in a laboratory. The probability of successfully completing the test is 0.830. 7 randomly and inde...

question

Chemistry, 03.03.2020 03:56

The binding of oxygen to hemoglobin is facilitated by changes in protein conformation upon oxygen binding to one subunit that affect the binding of o...

question

Physics, 03.03.2020 03:56

Two lasers, one red (with wavelength 633.0 nm) and the other green (with wavelength 532.0 nm), are mounted behind a 0.150-mm slit. On the other side o...

question

Computers and Technology, 03.03.2020 03:56

There are numerous line coding techniques used today, with each technique having advantages and disadvantages regarding bandwidth efficiency, complexi...

question

Mathematics, 03.03.2020 03:56

A={a, b,c,1,2,3,octopus,∅,0} B=N C={0} For each of the following statements, select either True or False. a) A∩B={0,1,2,3} Answer 1 b) C−A=∅ Answer 2...

question

Social Studies, 03.03.2020 03:56

A small number of the contributors to any field typically produce a disproportionately large share of its accomplishments despite the fact that their...

question

Chemistry, 03.03.2020 03:56

Which of the following chemical agents is used for sterilization? Which of the following chemical agents is used for sterilization? chlorine supercrit...

question

Business, 03.03.2020 03:56

Which of the following best explains market segmentation? Select one: a. differentiating an organization or its products relative to the competition b...

question

Business, 03.03.2020 03:56

SuperAmazona has ending inventory of $200,000, and cost of goods sold for the year just ended was $1,410,000. On average, how long does a unit of inve...

question

Social Studies, 03.03.2020 03:57

Prior to the 2004 Republican convention in New York, undercover officers infiltrated activist groups that they believed might cause problems during th...

question

English, 03.03.2020 03:57

Read this excerpt from "The World on Turtle's Back."One day, when the girl had become a woman, a man appeared. No one knows where this man came from....

question

Business, 03.03.2020 03:57

Suppose that you were born in 1999. Also, suppose that your mother received a $100 baby shower gift at your birth. How much would it cost to buy a sim...

More questions: Physics Another questions

Questions on the website: 13722363