If a 500 W engine operates for 5 seconds, how much energy will it produce? A....

Question

Question

If a 500 W engine operates for 5 seconds, how much energy will it produce?

A. 250 J

B. 25,000 J

C. 2500 J

D. 500 J

________________________________________________________

What distance do I cover if I travel 10 m E, then 6 m W, then 12 m E?

________________________________________________________________________

Answer 1

Answer #1

Answer 2

Similar Homework Help Questions

A heat engine operates with reservoirs at 650° C and 15° C, but it operates at...

A heat engine operates with reservoirs at 650° C and 15° C, but it operates at 35% of its maximum possible efficiency. A. What is the maximum efficiency? B. What is the actual total efficiency? C. If 1500 J of work is done by the heat engine, how much energy is extracted from the hot reservoir? D. How much energy is exhausted?
Let's begin with an efficiency analysis of a gasoline engine. The engine in a large truck...

Let's begin with an efficiency analysis of a gasoline engine. The engine in a large truck takes in 2500 J of heat and delivers 500 J of mechanical work per cycle. The heat is obtained by burning gasoline with heat of combustion Le = 5.0 x 104 J/g. (a) What is the thermal efficiency of this engine? (b) How much heat is discarded in each cycle? (c) How much gasoline is burned during each cycle? (d) If the engine goes...
5. A diesel engine with six cylinders operates at a compression ratio of rv-18, a cutoff...

5. A diesel engine with six cylinders operates at a compression ratio of rv-18, a cutoff ratio of re -3.25 operates at 2500 rpm. The bore and stroke of the cylinders are12 cm and 16 cm respectively. If the intake air is at 250 C and 100 kPa, (a) Draw the p-v diagram of the cycle (b) Determine the temperature and pressure at each point of the cycle (c) Power produced (d) Determine thermal efficiency and compare with efficiency calculated...

5. A certain heat engine operates between 1000 K and 500 K a) What is the...

5. A certain heat engine operates between 1000 K and 500 K a) What is the maximum efficiency of the engine? (ANS: 0.5) b) Calculate the maximum work that can be done per kJ of heat supplied by the hot source. (ANS: 0.5 kJ) c) How much heat is discharged into the cold sink in a reversible process for each kJ supplied by the hot source? (ANS: 0.25)
a) how long is seconds does it take Andrew to reach the store? b) in seconds,...

a) how long is seconds does it take Andrew to reach the store? b) in seconds, how long does the whole trip take? c) how long does the trip take in minutes? d) how much distance, in kilometers, did andrew travel during the whole trip? e) what is the magnitude of andrews displacement, in km, for the entire trip? f) what is the direction of andrew’s displacement for the entire trip? (13%) Problem 1: Andrew needs to get produce from...
3. A newly built engine operates between the room temperature (21 oC) and the melting point...

3. A newly built engine operates between the room temperature (21 oC) and the melting point of silver (961 oC) and claims to have an actual efficiency of 75.0 %. a) How much mechanical energy per cycle does the engine deliver if it absorbs 3.50 x 106 J of heat everycycle (from the hot bath) assuming this claim is true? b) How much thermal energy does the engine reject per cycle to the colder reservoir at 21o C if the...

A Carnot engine operates us ing 1.0 mol e of monoatomic ideal gas as a working...

A Carnot engine operates us ing 1.0 mol e of monoatomic ideal gas as a working s ubstance. In t he first step, the gas is place d in thermal contact with a heat reservoir and expands isothermally to 3 .0 times its initial volume. (a) If the internal energy o f the gas after this step is 6.25 k J , calculate the temperature of the heat reservoir ( T h ) . (b) C alculate the heat absorbed...
11) In an electric power plant (a heat engine) energy as heat is input at a...

11) In an electric power plant (a heat engine) energy as heat is input at a temperature of Ty and exhaust heat is output at a temperature of Tc. This heat engine has an efficiency that is 55% (0.55 times) that of an ideal engine operating between these same temperatures. If the maximum waste heat that can be output at Tc is Qout Joules per second (Watts), what is the maximum Work (electrical output) that can be provided by the...
84. Stock: Drug M 80% w/v Rx: Drug M 1:500 w/v 500 mL How much concentrate will you use? a. 498.7...

84. Stock: Drug M 80% w/v Rx: Drug M 1:500 w/v 500 mL How much concentrate will you use? a. 498.75 mL b. 500 mL レ c. 1.25 mL d. 2 mL lwpi 7 84. Stock: Drug M 80% w/v Rx: Drug M 1:500 w/v 500 mL How much concentrate will you use? a. 498.75 mL b. 500 mL レ c. 1.25 mL d. 2 mL lwpi 7

you have 500 g of dry ice at a temperature of 50 K. How much energy...

you have 500 g of dry ice at a temperature of 50 K. How much energy would it take to produce carbon dioxide gas heated at a temperature of 400°C . Which of the following molecules have net molecular dipole moments? A. CS2 B. SeS2 C. CCI2F2 D. PC15 E. CINO A 30