2-29. The characteristic equation of a parallel RLC circuit shown in Fig. P2.29 is given as 1 2+ RC+ LC (2.72) = 0. If R= 200 2, L = 50 mH, and C = 0.2 µF, solve the quadratic equation (2.72) for the values of s by the meth- ods of completing the square and the quadratic formula. + İL (0) :R c v(t) L. ww

Q: A boy of mass m climbs up the stairs of vertical height h. What is the work done by the boy against…

A: Given,           A boy of mass m climbs up the stairs of vertical height h.

Q: A constant force of 40 N is applied as shown to a block which undergoes a displacement of 8.5 m to…

A: Given:-  Constant Force F= 40 N  Displacement d=8.5 m  Find:-   the work done by the force?

Q: car of mass m is negotiating a circular turn of radius R and speed v. The forces on the car are…

A: Given, A car of mass m is negotiating a circular turn of radius R and speed v

Q: Work-done and power sent by them?

A: Given, Compare the workdone and power sent by the girl A and boy B,Where,  Girl take 45 sec to climb…

Q: Suppose the electric field in some region is found to be E(s, Ø.2) = ks’§ where k is a constant. (a)…

A: Concept used: Maxwell equation is used to calculate volume charge density. Gauss law is used to…

Q: After scoring a point, a rugby catcher, weighing 84 kg, celebrates by jumping 1.20 m on the ground.…

A: Given : m = 84 kg h = 1.20 m

Q: A student who weighs 544 N climbs a stairway (vertical height of 2.6 m) in 27 s. (a) How much work…

A: The objective of the question is to calculate the work done by the student in climbing the stairs…

Q: A boy is pulling his sister in a wagon , as shown in the figure . He exerts a force of F = 47N at an…

A: Given Force applied = F = 47 N angle above the horizontal= 30° displacement travel = 31.5 m We have…

Q: Which situation demonstrates a positive work done? O A man holding a barbell in the air. OA basket…

A: Introduction: The work done is equal to the product of applied force and displacement in the…

Q: A car speeds up from 10.0 m/s to 30.0 m/s in 3.0s. What is it’s acceleration? Please show the work,…

A: Initial velocity is Final velocity is Time is Find:Acceleration of the vehicle.

Q: Work-done and power sent by them?

A: Given, Boy take 40 sec to climb up a stairs while,  Boy B take 25 sec for the same job.  Compare…

Q: A force of 80N [left] is applied to a desk making it slide 12 m [left] across the floor. How much…

A:

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: 1. A 4768-kg roller coaster train full of riders approaches the loading dock at a speed of 17.1 m/s.…

A: Mass, m = 4768 kg Speed, v = 17.1 m/s Speed, V = 2.2 m/s Distance, d = 13.6 m Regarding force, F = ?…

Q: A mouse of mass 200 g falls 120 m down a vertical mine shaft and lands at the bottom with a speed of…

A: Mass of mouse , MA = 200 g = 0.2 kg Depth , d = 120 m  speed , v = 8.5 m/s   To find = work done on…

Q: An 190,000 W engine can accelerate from rest to a top speed in 9 s. How much work did the engine do?

A: We know that Work = (power)*(time)

Q: The value of work done is 160 J and displacement is 12 m. Find the force applied ?

A: Given data :                     Displacement    =    d                     Work done     =    W…

Q: A baseball pitcher is throwing a fastball, which has a speed (leaving his hand) of 42.0 m/s. The…

A: Given :   speed, V = 42.0 m/s   mass, m = 0.170 kg

Q: . A 5,000 N force is applied to box at rest on a frictionless horizontal surface. How much useful…

A: Given data:  Force (F) = 5000 N Distance (d) = 4 m Angle (θ) = 30°, from the horizontal Required:…

Q: A person of mass 85.0 kg is standing on a weighing scale inside an elevator. Three cases are shown…

A:

Q: The value of work done is 344 J and displacement is 24 m. Calculate the force applied.

A: Introduction :      In this question we are provided it value of work done and displacement . With…

Q: A horizontal force of 380 N is used to push a 50 kg packing crate a distance of 6.3 m on a rough…

A: Required : The work done.

Q: Discuss the work- energy theorem.

A: Motion is relative as it differs in different scenario. Attributes like velocity, displacement, etc…

Q: A box is pulled with a force of 60 N to produce a displacement of 13 m. If the angle between the…

A: Given, Force F = 60 N Displacement d = 13 m Angle θ = 20 degree

Q: 11. Two wires carries currents as shown (I1 = 100 A in the +y direction and I2 = 20 A in the -x…

A: Recall B=μ0i/2πrWhere B is magnetic field at a distance r from long conductor having current i.

Q: A 560-N uniform rectangular sign 4.00 m wide and 3.00 m high is suspended from a horizontal,…

A: (a) Apply the condition of equilibrium, The summation of moments about the hinge is equal to zero.ΣM…

Q: A worker on the roof of a 50 m tall building needs to lift a 100 kg piece of equipment that is…

A:

Q: The reflecting surfaces of three mirrors form vertices with angles of 170° and 129°, as shown in the…

A:

Q: the first two are inncorrect

A: a) For T1, both blocks are in action So, determine the tension T1. T1=ma+mg+T2T1=(3.54 kg)(1.60…

Q: A car of mass, m, is travelling around a curved section of road that is a 1/4 of a circle with a…

A:

Q: A boy pushes a book by applying a force of 40 N. Find the work done by this force as the book is…

A:

Q: State the work-kinetic energy theorem in a few lines.

A: State the work-kinetic energy theorem.

Q: Its takes 40 sec for a boy A to climb up a stairs while boy B takes 25 sec for the same job.…

A: Given data The time taken by boy A is given as tA = 40 sec. The time taken by boy B is given as tB…

Q: n Atwood's machine consists of a pulley (solid disc of mass = 2kg; diameter = 0.3m) and two masses…

A: Given Mass of pulley m = 2 kg  Radius r = 0.3/2 = 0.15 m  Moment of inertia of pulley =(1/2) mr2   =…

Q: A man pushes very hard for several seconds on a heavy rock, but the rock does not budge. Has the man…

A: To determine Work done by the man

Q: A ball has done the work of 1200 J. How much force (N) was exerted through 0.65 m, so the ball would…

A: The work done by a ball is, W=1200 J The distance traveled by a ball is, d=0.65 m

Q: Its takes 45 sec for a girl A to climb up a stairs while boy B takes 35 sec for the same job.…

A: In  this question  we discuss  about work done and power.

Q: Joule is a unit of the following: work, power, potential energy, and kinetic energy, true or false?

A: Work: Work = Force ×Displacement      W = F ×S Units of work:    1 J = 1 N m   Power: Power = Work…

Q: If the difference in kinetic energy is 0.22 J, what is the work done? ( Initial kinetic energy is…

A: Given data The initial kinetic energy is given as KEi = 0.17 J. The final kinetic energy is given…

Q: You and your friend Gandalf are mowing lawns for extra spending money. Gandalf pushes his mower 20 m…

A: Given data:  Displacement (d1) = 20 m Force (F1) = 100 N Force (F2) = 40 N The work done by both…