A partiche in releand from to b of buildry. After I secanothee partiche is releond fam pt 35m below the top of buildry. If both striky thee qround simultineonsly building. heiyut of than A veleayed.
Q: A man of mass 60 kg runs up a flight of 30 steps in 40 s. If each step is 20 cm high, calculate his…
A: Step 1 ∙Mass of man m=60kg ∙Flight 30 steps in 40sec. ∙Each step is 20cm high.
Q: Kinetic energy is O the energy stored in an object. O the energy of motion.
A: There are different forms of energy, Kinetic energy, potential energy, electrical energy, sound…
Q: 2R A R 3R ME a) How much work is required to move a mass m from position A (tuo Eauth radii from the…
A: Given data: Position of the point A from the centre of the earth is, 2R Position of the point B from…
Q: ktg ball falls from the height of 23 m. What will bethhe potential energy of the ball after 0.8…
A:
Q: A 50kg block is released from its resting position at a height of 10m from the ground. If we neglect…
A: Given data: Mass (m) = 50 kg Initial velocity (u) = 0 m/s Initial height (h) = 10 m Air resistance…
Q: V A A 0 t 2 4 5 B 2. Two identical objects, A and B, move along straight, parallel, horizontal…
A: Since you have posted a question with multiple sub parts, we will provide the solution only to the…
Q: Bloch on incli me , 2m B. Spring m=liska 35° a) Find Spring constant 6) Will te block K mou again…
A: According to the given situation spring force is balanced by force by gravity due to inclination to…
Q: A person is available to ski from the top of a snow mountain whose height is 10.0 m. Ignoring…
A: Since there are multiple questions posted, we will answer the first question for you. If you want…
Q: A small gasoline‐powered car weighs 1100 kg. The rear seating weighs 34 kg. How much energy and…
A: GIVEN Weight of the gasoline powered car = 1100 kg rear seating weighs 34 kg Lifetime of the car =…
Q: nematic shows the masses and velocities of two objects before and after their collision. Note that a…
A:
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: An object has its velecity increased by a factor of two, the kinetic energy is increased by a factor…
A: Let the mass of the object = m Let the initial velocity = v
Q: 1) Consider this half-sphere water tank of radius 5 meters. Suppose that this tank is completely…
A: The radius of the water tank is: The density of the water is:
Q: A force of 30N is required to maintain a spring strechted from its natrual length of 0.12m to a…
A:
Q: The encigy necded to the Specd t 22 ms Inorease a from eertain 44 ms car to is 240 kJ. a) Wlat is…
A: The energy needed to increase the speed of a a certain car from 22 MS to 44 MS is 240 kj. what is…
Q: The switch in the circuit shown in (Figure 1) has been closed for a long time, and the current…
A: So we have given a circuit in which there are two resistances, a voltage or battery and 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…
Step by step
Solved in 7 steps
- What is irreversible head loss? How is it related to the mechanical energy loss?Calculate the kinetic energy and potential energy of a 600 kg car up hill at 20 meters and is runnin g at 20 m/sec.Spring: A イof ar 20N QI7) A 70. 0 kg ska ter on a frictionless half pi pe has a gravitational Poten tial energy of 1400 jou les at the top of her motion. (Use g= 10.0 N/kg = 10.0 m/s²) Show your workc! 93= %3D 1) How high ground in meter s is the skater とふ Fr a bove the When she starts her run? 2) pipe? What is her Speed at the bottom of the (answer in m/s and convert to mph) 3)What is her speed when she is halfway down pipe? (answer in m/s and convert to mph. the
- I will rate . So do it corrA racing dog is initially running at 8 m/s, but is slowing down. (a) How fast is the dog moving when itskinetic energy has been reduced by half? (b) By what fraction has its kinetic energy been reduced whenits speed has been reduced by half?0.4kgobject Starts. thenmoves from य There 0biect Caculate friction matin? point A to is friction and curved between fath Aß. work dene n the object व ducing CPlease tree
- Mass m, a table with coethicient r kindtie on friction Me, is moving with velocity vi towards spring 4 constank k when it is L meders away fam it, as shown. a) what is the velouity f m when it reaches the m, V;-> spring? b) By how mueh does the spning get sgueered when m momentariy comes to restɔWhat does a greater power rating mean in terms of …(a) the amount of work that can be done in a given time and (b) how fast a given amount of work can be done?An object of mass m and initial velocity vi is sliding along a frictionless plane. It then goes upan incline, which does have friction, that is raised up by an angle θ above the horizontal. Howmuch energy needs to be released to reduce the object to 1/3 of its original speed? Express youanswer in terms of m, vi, θ, and the distance d traveled along the ramp.