How does balancing equations work ? Im so confused

Q: Power is measured in the units of? Choose all that apply.   A. kJ (Kilojoules)   B. Nm/s (…

A: Power = EnergyTime=Js=WattPower =Force ×displacementTime=Nms

Q: ANSWER NO. 3 ONLY)

A: A vector can be written as A̅ = Ax î + Ay ĵ  resultant of vectors can be determined by resolving…

Q: A water pump raises 50 litres of water through a height of 25m in 5 s. Calculate the power of the…

A: Given: The volume of the water is 50 L. The height achieved by the water is 25 m. The time interval…

Q: A pump needs to lift 526 litres of water per minute to a height of 13.2 m.  What is the minimum…

A:

Q: Discuss what happens when a man fires a pistol in front of a flight of stairs in a large hall.

A: There will be an extended-pulse echo produced.

Q: A physics student weighs 735 N on a bathroom scale containing a heavy spring. The spring compresses…

A:

Q: O cm and was then released ther ve forward. What is the ball's spe a) 2.30 m/s

A: Given values:- Spring constant,(k)=100 N/m=100 kg/sec2 ----(1) Spring compresssion,(x)=4 cm=0.04 m…

Q: A 200 kg car at 1.52m /s2 and pulls a mass of 40kg, using a rope that passes through a pulley. What…

A: Given data:  Mass of car(M) = 200 kg Acceleration (a) = 1.52 m/s2 Car Pulls a Mass (m) = 40 kg…

Q: What is potential energy function?

A: Given: What is potential energy function. Now,

Q: An 64 kg man runs up stairs and reaches 9 mheight for 12 s. what is his power? Use g = 9.8 m/s2…

A: The mass of the man is m = 64 kg. The height of the staircase is h = 9 m. The time taken to reach…

Q: A body of mass 4kg is connected to a body of mass 7kg with inextensible string pass over a pulley…

A: Given quantities: first mass (m) = 4 kg second mass (M) = 7 kg tension on the first mass (T) = 50 N…

Q: A golfer gives a ball a maximum initial speed of 53.5 m/s

A:

Q: A rope is used to pull a 2.89-kg bucket of water out of a deep well. The tension in the rope is 30.2…

A: When two or more physical objects come into interaction with each other, they exert forces on each…

Q: The vertical spring is linked to a load of Mass 5kg whick is compressed by 10m. Determine the force…

A: Given: Mass of the load = 5 Kg Compression in the spring = 10 m Force constant of the spring =?

Q: A spring with k= 83 N/m hangs vertically next to a ruler. The end of the spring is next to the 15-…

A:

Q: Calculate the load?

A: Given data;  Mechanical advantage of a machine=10 Effort given to the machine=4kgf Calculate the…

Q: A 40.0 N force stretches a vertical spring 0.300 m.

A: Given :-        Force =40N       Vertical spring = 0.300m

Q: A tadpole swims across a pond at 3.50 cm/s. The tail of the tadpole exerts a force of 28.0 mN to…

A:

Q: Explain the power you expended when running and walking in the stairs

A: Solution:

Q: 18. It is used to demonstrate a dynamic system, a system in which two objects/bodies (two pans) are…

A: solution as

Q: The dimension of spring constant is O MT-1 O MT-2 O MT-3 None of these

A: Using Hooke's law, we know that spring force is given by: F = k*x F = Force applied on the spring…

Q: ) A force of 12.0N is applied to a 32.5g wooden block resting against pring causing it to compress…

A: Given Mass m = 32.5 g = 32.5 × 10-3 kg Compression x = 13 cm = 0.13 m

Q: What’s a edvidence that supports the relationship between kinetic and potential energy

A: The energy of a body that is associated with its motion is known as the body’s kinetic energy. It…

Q: A force of 144N acting on a 2.0 kg object initially at rest moves it through a parallel distance of…

A: Given:force acting parallel to displacement, F = 144 Nmass of the object, m = 2.0 kgdisplacement, d…

Q: force is in the spring

A:

Q: Three loads are applied to a beam as shown. The beam is supported by a roller at A and a pin at B.…

A: Simply supported beam contains one fixed support and one roller support.

Q: Pick out the only vector quantity   A) pressure B) impulse C) gravitational potential D)…

A: Any quantity is called a vector quantity, if it has magnitude as well as direction.

Q: Determine the force (N) exerted on a 25.87-cm spring when it has a displacement of 5.35 inches. Note…

A:

Q: The force needed to stretch a spring an amount is ½ kx2. Is this statement correct?

A: This is a problem on the application of Hook's law. Also the knowledge of force due to a spring.…

Q: The rock is released here. Rope Rocki Woman G

A: The rock is moving in a circular path. SO, due to the motion of the circular, the force is acted…

Q: A load of 43.4 N attached to a spring hanging vertically stretches the spring 12.61 cm. The spring…

A: when a spring is loaded or pressed for some time, force is required to keep spring in that position.…

Q: Which of these office supplies has ELASTIC potential energy? Calculator Pen Ruler Rubberband

A: Whenever  a force is applied to deform an elastic object, then the energy stored as a result of…

Q: A spring with k = 83 N/m hangs vertically next to a ruler. The end of the spring is next to the 15-…

A:

Q: The equation below is represented by what force?

A: dX/dt is first differential of displacement So it velocity λ can be considered as a constant.

Q: A hand exerciser utilizes a coiled spring. A force of 94.1 N is required to compress the spring by…

A: if the spring constant is K then spring  force (F) and displacement (x) has relationship F=-kx So…

Q: In the figure below, draw a free body diagram for the forces acting on a mass m hanging from the…

A:

Q: A spiral spring, whose length is 23cm, was affected by a force of 10N, and its length ?became 32cm.…

A: The given data are: xi=23 cmxf=32 cmF=10 N Here, xi denotes the initial length, xf denotes the final…

Q: How is horse power related to SI unit of power.

A: Horsepower is a one of the commonly used units of power. It is denoted by hp.

Q: A spring on a horizontal surface can be stretched and held 0.4 m from its equilibrium position with…

A:

Q: A spring stretches by 21.0 cm when a 135 N object is attached. What is the weight of a fish that…

A:

Q: Match the variables with the correct units. Each choice will only be used once. [ Choose ] mass…

A: The S.I. unit of physical quantities are: mass=kgvelocity=m/sforce=NewtonPower=Watt

Q: A scale is used to weigh fruits co Co nsists of support. The spring's equilibrium length is 10.0 em.…

A: Given data:   Equilibrium length (L0) = 10.0 cm Mass (m) = 5.0 kg Total length after stretching the…

Q: What are two ways a force can be balanced

A: If two forces are of equal magnitude and opposite direction then forces are said to be balanced…

Q: An object of mass m= 4kg placed on a frictionless, horizontal table is connected to a string that…

A: Given :- The mass m1 = 4 kg  The mass m2 = 9 kg  The mass arranges in the wavy shown in the figure.…

Q: Describe in detail about isolated system.

A: Given that, Isolated system