Explain how the conservarion Of energy and the Conservation Of marter mignt Still be Considered true when Put to gether convert into the other. spIte Ok the abliitų Of each Fo

Q: What is the work done by a 2500 kg car whose velocity is 85 km/hr? Round your answer to the nearest…

A: Given value--- mass = 2500 kg. Final velocity = 85 km/h. We have to find--- work done?

Q: A small vegetable shop use the following clectric appliances: (1) Two Air Conditioner of rating 1500…

A: Given that,    Two air conditioner rating 1500 W  (P1)=2× 1500 W = 3000 W = 3KW For time ( t1) 10…

Q: (I) Two railroad cars, each of mass 66,000 kg, are traveling 85 km/htoward each other. They collide…

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Q: The maximum speed of a lorry of mass 3000kg moving on a level road against a non- gravitational…

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Q: Consider the Conservation of Energy Equation: V² dE aq aw dt Ət Ət dmin + dt hin + [kJ-s] [kg-m²/s…

A:

Q: A object of mass 6kg thrown vertically upward direction with the velocity of 30 m/s. What is the…

A: Given value--- mass = 6kg. initial speed = 30 m/s. We have to find--- What is the maximum height…

Q: What is the kinetic energy in J of a 55.2 gram tennis ball approaching a tennis racket at 20.0 m/s?

A: Given: The mass of the ball is 55.2 g. The speed of the ball is 20 m/s.

Q: Because of the heat, can work be done?

A: Yes,  absolutely the heat can do work.

Q: A certain amount of fuel produces 15 quads (1 quad=1.055×1018 J) of energy. In how many days the…

A: Given that, amount  of fuel produced = 15 quad  1 quad=1.055×1018 J Note : - i think  demand = 1014…

Q: Discuss any 5 important poi

A: The Diesel cycle is defined as the reciprocating internal cycle combustion process. In this fuel is…

Q: Calculate the minimum uncerta inty in the speed of a ball of mass 500 g that is known to be with in…

A: m=Massofbat=500 gΔx=Uncertainityinposition=5 μmh=Planckconstant=6.626×10-34 Js

Q: rue or false Energy is conserved in all situations.

A: Given: The answer is mentioned below:

Q: A 1-kg toy rocket blasts off from ground level. At the exact top of its trajectory, it's energy is…

A: Given that,Mass of toy rocket : m = 1 (kg)Energy : E = 140 (J)Here we need to find the height to…

Q: Discuss 10 practical ways by which energy can be conserved

A: The law of conservation of energy states that energy can neither be created nor be destroyed. It…

Q: 2. Calculate the work done in the following cyclical system: P 3x105 exlos N/m? a lom3 5om? V

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Q: A mini fan being displayed on streets is supplied with 15 W of electricity and can release

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Q: Using eneray belane for d closod syateom chod cioleel Jor madels and negleting chenses in kinetic…

A: Solution:-Given thatmass of air (m)=0.2 kgIsochoric processInitial temperature (T1)=300 KFinal…

Q: (a) What is the efficiency of an out-of-condition professor who does 1.90 X 105 J of useful work…

A: The given quantities areEo=1.9∗105JEi=510kCalη=0.2We will use value of the efficiency 0.2 (20%) for…

Q: Show that when potential energy can be writhe A Ve UoG) and Uz Energy of a closed conservatioh…

A: Concept used: Potential energy of a system is a function of distance and time. Sometimes, it is…

Q: The ¨00¨Nascar driven by michael Mc Dowell is speeding with 180 milesper hour,which is 80.5m/sand…

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Q: the pari datimal Atential onengy of Jight Fined that a mass of and is 8m above he goound 24 kg

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Q: A object of mass 6kg thrown vertically upward direction with the velocity of 30 m/s. What is the…

A: Let the mass of the object is m and lt thrown vertically upward direction with the velocity u and it…

Q: What do you think is the difference between the everyday usage and the Physics usage of the phrase…

A: Conservation of energy : it's states that not the energy will create nor the destroyed. Only it's…

Q: If a closed system has 500 J of energy right now, how much will it have in five minutes?

A: Given: Energy = 500 J            System type:- Closed            Time = 5 minutes Asked: Energy left…

Q: integoates <6 9i] A doop R= 10 m disin tegoat@es of of Jadius oithe stal deep the change Sanme in to…

A:

Q: Given: The energy equivalent of one gallon of gasoline is 1.3 x 10° J. A compact car has a mass of…

A: Given: The energy equivalent of one gallon of gasoline is Ee,gasoline=1.3×108 J/gal, The mass of…

Q: A car increases itsr kinetic energy from 120,000J to 150,000J in 15 seconds. The engine is rated at…

A: Ki=Initial kinetic energy=120000 JKf=Final kinetic energy=150000 Jt=Time taken=15 sPr=Rated…

Q: Suppose you could convert the 495 C in the cheeseburgeryou ate for lunch into mechanical energy with…

A: (a) The energy in cheeseburger is 495C. 495 C=495C×4.18 J1 C          =2069 J The expression for…

Q: Calculate the kinetic energy in Joules of a 1500kg automobile moving at 17 m/s

A: Mass of automobile M =1500kgVelocity of vehicle v = 17m/s

Q: Cadculate the kinetic Joules of a 70kg enesyy in toowesting at 4.26 mls

A: Given that                  Mass (m) = 70Kg                  Traveling (v) = 4.26m/s

Q: An 83kg man eats a banana of energy content 1.00x10^3 kcal. If all of the energy from the banana is…

A:

Q: A stationery shop use the following electric appliances: () Four Air Conditioner of rating 2200 W…

A: 1) Number of Air conditioners , n = 4 Power , P = 2200 W Time , T = 12 hrs 2) Number of Electric…