Consider figure 12.2.6. Fill in the missing values. PE = 200 J KE = 0J PE = 100 J c. KE J bou a. PE =J d. PE =J e. KE =J b. KE =J 山 Figure 12.2.6
Q: work could an engine that runs
A:
Q: What is the efficiency of a machine that produces 23 J of work from an input of 55 J? A. 32 %…
A: Given data: Work done (Wout) = 23 J Input energy (Ein) = 55 J Required: Efficiency of the machine
Q: An 80 kg individual is jogging 7.0 mph up a 2% incline. What in the
A:
Q: 4 A block with a mass of m = 7.4kg block starts at rest 1.2m above the ground, at the top of a…
A: Given Information:- Mass of the block is m=7.4 kg Initial speed of the block is vi=0 Initial height…
Q: A = 1i - 0.5j, B = 1i +1j, calcuate the dot product of A and B. O A. 0.5 OB. 1.0 O C. 1.5 O D. -0.5
A: Given data: Two vectors A and B A = 1i - 0.5j B = 1i + 1j Required: The dot product of vector A and…
Q: 10. You move a 2.5-kg book to a shelf that is 2.6 m above the ground. How much GPE is used to…
A: Given : m=2.5kg∆h=2.6muse,U=mg∆h
Q: Fill in the missing values. PE= KE-80J ME-100J PE= KE=0J 2m ME= PE=503 KE= ME= M 10m 6m PE=0J KE=…
A: According to question we need fill the blanks.
Q: 16 - An object of mass 81 kg is accelerated to 62 m/s. What is the kinetic energy of the object?…
A:
Q: Match each unit with the physics concept it represents. force а. Newtons work b. watt mechanical…
A: Match each unit with the physical concept
Q: the KE of a 1 000 kg . Calculate car travelling at 60 km/h.
A: Given data: Mass (m) = 1000 kg Velocity (v) = 60 km/h Required: Kinetic Energy (KE)
Q: When a box slides across a floor and comes to rest, what happens to the energy of its motion? a. it…
A: The correct answer is **b. it is converted into heat**.When a box slides across a floor and comes to…
Q: A 5500 W lathe can move an iron block at a constant speed of 4.3 m/s. What is the force applied to…
A: Given Power (P)=5500 w speed(v) =4.3 ms-1 Required force(F)=?
Q: a 76kg man pushes off from the 89kg ice block and slides at a speed of 2 m/s. What is the speed of…
A: Given data: Mass of man (m1) = 76 kg Speed of man (v1) = 2 m/s Mass of ice block (m2) = 89 kg…
Q: 8. A water tank has the shape of a box that is 3 m wide, 2 m long and 4 m high. If the tank is full,…
A: Given : l=3 m b=2 m h=4 m We have to find the work done to pump the water to the level of the top of…
Q: What power is needed to melt 20 kg of ice in 6.0 min? Answer should be in kW
A:
Q: The result of (j x k) · (Îk × î) is O a.j O b. i O c. 0 O d. 1 O e. k
A: The cross product in standard unit vectors is, i×j=kj×k=ik×i=jj x i=-k k x j=-i i x k=-j The dot…
Q: Match the following sculptures to the material they are made from. 1. 0.5 kg mouse: 200J leads to…
A:
Q: At least how many Calories does a mountain climber need in order to climb from sea level to the top…
A: h = 5600 mm = 84.4 kg effiicency percentage = 14 %
Q: Given that P = 10-7 nm , Q= 10-1 m, R= 10-3 km, and S = 103cm, which of the following…
A:
Q: No machine is 100 % efficient. What happens to the missing energy between input and output of work?…
A: According to the law of conservation of energy - Energy can't be created nor be destroyed. But in…
Q: Two stacked blocks are pushed along a horizontal table. Force F' is applied horizontally to the 6m…
A: Visualize the Problem:
Q: 13. A 3000 kg car travelling at 10 m/s rolls down a steep driveway that has a vertical drop of 5.0…
A:
Q: It is not unusual for a 1000-kg car to get 30 mi/gal when traveling at 60 mi/h on a level road. A.…
A: We know that 1 miles = 1.609 km. So speed of the car v= 60 miles/hour = 60×1.609=96.54 km/h . Also…
Q: Problem 10: Consider a circuit shown in the figure. Ignore the internal resistances of the R3…
A: Recall KCL and KVL As per KCL Current entering at any node =current leaving from tha same node. As…
Q: A sledder has 600 J of potential energy and 200 J of kinetic energy at one point on a steep hill. a.…
A:
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
- How much work is needed to lift a bag of groceries that weighs 250N to a height of 4m? A. 1000 Calorie B. 1000 J C. 1000 N D. 1000 kJ4. 100.0 g of 4.0°C water is heated until its temperature is 37°C. If the specific heat of water is 4180J/kg°C, calculate the amount of heat energy needed to cause this rise in temperature. 5. A 0.3 kg piece of copper is heated and fashioned into a bracelet. The amount of energy transferredby heat to the copper is 66,300 J. If the specific heat of copper is 390 J/kg celcius, what is the change of thecopper's temperature?Home Work : Give the miller indices for the following Shapes : 血,創面 E A A B IB 1 3 H. E B. 4 6. y 7 8. 9. -y G. 11 E -y A B 10 12 G H. H.
- D-E please!A gasoline engine tansforms approximately 34 percent of the fuel’s chemical energy into mechanical energy. If energy is conserved, what happens to the other 66 percent? A. It is transformed in to thermal energy.B. It is transformed into electrical energy.C. It is lost due to friction between moving parts.D. Some is transformed into electrical energy; some is released as heat.0.555A 1.666 A 1.333A None of other (2) ¿lubäi The effective water head for a 100MW station is 200 meters. The station supplies full load for 10 hours a day. If the overall efficiency of station is 86%, the mass of water used * is 23.17*10^6 m2 2.1335*10^9 m2 2.1335*10^3 m2 0.592 m2 4 من صفحة 4 إضافة وصف. >