A drive-through restaurant can serve 20 cars per hour. The effective capacity and efficiency of this drive-through is known to be 15 and 0.9 respectively. What is the minimum number of drive-through needed to achieve an anticipated servicing of 500 cars per 9-hour a day?

Q: You push a 80-kg file cabinet to the right on a frictionless horizontal surface with a force of 175…

A: The mass of the file is 80 kg.The applied force is 175 N.The initial velocity of the object is 0…

Q: A rope that weighs 0.5 lb/ft is attached to a bucket filled with cement plaster that weighs 22 lbs.…

A: Given information: The linear weight density of the rope (μ) = 0.5 lb/ft The weight of cement…

Q: Suppose that 6 J of work is needed to stretch a spring from its natural length of 28 cm to a length…

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Q: A compression spring has a spring constant of 30 kN/m. Initially the spring is compressed 1 cm…

A: Spring constant, k = 30 kN/m=> k = 30*103 N/mInitial distance of compression, xi = 1 cm=> xi =…

Q: The CANDU nuclear reactors in Pickering, Ontario have a power output rating of 3100 MW when all…

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Q: Problem 159. A square based cuboid shaped metal con- tainer, whose mass is 13 kg, has a height of 6…

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Q: How much work is done to expand a 10-cm diameter cylindrical chamber at 1 atm from a length of 10 cm…

A: Hence, the work done is 79.58 J

Q: Suppose that 2.3 of work is needed to stretch a spring from its natural length of 36 cm to a length…

A: Given: The work done to stretch a spring from natural length of 36 cm to a length of 47 cm is 2 J.…

Q: A machine has an efficiency of 25%. Energy is fed into the machine at the rate of 1kw. What is the…

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Q: Suppose that 6 J of work is needed to stretch a spring from its natural length of 32 cm to a length…

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Q: f) Assume the sun shines for 10 hours each day with an average solar irradiance of 250 W/m², and of…

A: F) The solar energy input can be calculated by multiplying the solar irradiance by the time period…

Q: You walked a one hundred step stair to a shrine in Shibuya, Tokyo. The height of each stair is…

A: total number of stair = 100 height of each step = 20 cm=20 x 10-2 m total vertical distance…

Q: A spring has a natural length of 8 in. If a force of 20 lb stretches the spring 1/2 in., find the…

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Q: A student of mass 50 kg caries a bag weighing 4000g from the ground floor to his class on the first…

A: Work done by boy = Change in potential energy  Potential energy at some height H = E  = MgH Where M…

Q: uppose the graph was represented using data from a small car with a mass of 313 kg. What is the…

A: Given data m=313 kg Here, m is the mass of the car. The work done by the car is the area under the…

Q: Suppose that 6 J of work is needed to stretch a spring from its natural length of 28 cm to a length…

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Q: 2. An object with a mass of 50 kg, located on top of a building 20 m high, is allowed to fall freely…

A: Dear student,  As per your demand I'm going ahead only with FBD.  Thanking you!    GIVEN: Mass of…

Q: Assume that it takes a net work of W to give an object a speed v and kinetic energy KE, starting…

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Q: 7. Consider the scalar quantity = 5x²y³z². Find: Vo. 8. Find: |VO|@ (3, 6, 9).

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Q: A spring needs a force of 7 N to compress it 38 cm. How much work is required to stretch the spring…

A: Given: Force, F=7 N x=38 cm r=0.35 Let us determine the work done required to stretch the spring 35…

Q: A worker pushes a wheelbarrow with a horizontal force of 240 N over a level distance of 5.0 m. If a…

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Q: Suppose that 6 J of work is needed to stretch a spring from its natural length of 36 cm to a length…

A:

Q: Suppose that 4 J of work is needed to stretch a spring from its natural length of 36 cm to a length…

A: Work done is  when spring stretched from natural length  to Note:Find:(a) Work done needed to…

Q: A spherical tank of diameter 4 m is half-full of water (weight density = 9800 N/m³). Setup the…

A: The radius of the spherical tank is given as, R=4 m, The weight density of the tank is given as,…

Q: A study finds that the metabolic rate of mammals is proportional to m314, where m is the total body…

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Q: If 6 J of work are needed to stretch a spring from 6 cm to 8 cm and 10 J are needed to stretch it…

A: Given: First work  W1 = 6 J. Second work  W2 = 10 J.

Q: Suppose that 5 J of work is needed to stretch a spring from its natural length of 26 cm to a length…

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Q: Suppose that 4 J of work is needed to stretch a spring from its natural length of 26 cm to a length…

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Q: The height of Niagara Falls on the American side is 51 m. (a) Calculate the potential energy of 1.0…

A: (a). The potential energy of 1.0 g of water at the top of the falls relative to the ground level is,

Q: a) Given the information below, compute and graph the centre of gravity (in relation to the three…

A: The point of COG (center of gravity) is nothing but the COM (center of mass) of the system. Write…

Q: Answer in exact form and decimal.

A: Given:

Q: A spherical tank of diameter 4 m is half-full of water (weight density = 9800 N/m³). Setup the…

A:

Q: A force of 30 N acts on an object with mass 5kg, and the object is displaced 10 m along a rough…

A:

Q: A swimming pool is round, full of contaminated water, and has an 11 foot radius. It is 11 feet tall…

A: Given information: Here, r is the pool’s radius, H is the pool’s height, h is the height of the…

Q: What is the dot product A•B if A = 2x - 3y and B = 15x + 10y?

A:

Q: Suppose that 5 J of work is needed to stretch a spring from its natural length of 32 cm to a length…

A:

Q: A spherical tank of diameter 4 m is half-full of water (weight density = 9800 N/m3). Setup the…

A:

Q: A vertical right-circular cylindrical tank measures 28 ft high and 14 ft in diameter. It is full of…

A: height of the cylindrical tank is 28 ft diameter is 14 ft.               So, the radius is .…

Q: A rope that weighs 0.5 lb/ft is attached to a bucket filled with cement plaster that weighs 22 lbs.…

A: Given, the weight density of the rope is ρ=0.5lb/ft And the weight of plaster is wb=22lb It lifted…