A student is performing measurements with a hockey puck on a large merry go-roundwith a smooth horizontal ,flat surface .The merry-go-round has a constanr angularvelocity ? and rotate counterclockwise.Find the effective force on the hocky puck after it is given a push.   (b) plot the path for various intial directions and velocities of the puck as observed by the person on the merry-go round that pushes the puck.

Q: The rotation of a fly wheel is governed by the equation ω = 3t2 – 2t + 2 where ω is in radian per se...

A: The rotation of a fly wheel is given as  ω=3t2-2t+2 After one second, the angular displacement is 4 ...

Q: The interference pattern on a screen of a monochromatic light (A=549 nm) passing through two very na...

A: Answer : We know, the width of the interference fringe is :                                         ...

Q: An 8-kg block E is attached to a pulley system as shown. If the end of the cable at A is pulled down...

A: Here, we use the constraint relations between the pulling point and the point E to get the required.

Q: capacitor of value C is connected across a battery of voltage V. The capacitor is fully charged. Whi...

A:

Q: What is the electrical potential at the center (point O) of a non- uniformly charged semicircular ri...

A: Potential at the centre o is kqRthen, q=∫λ dlIn polar coordinate∫dl=∫r dθ

Q: The following four wires of length L and the radius r are made of same material. Which of these will...

A: Note: As per the rules we can answer only first one, please post the remaining question as the separ...

Q: **32 G0 In Fig. 22-50, positive charge q = 7.81 pC is spread uni- formly along a thin nonconducting ...

A: Charge present on the rod, q=7.81 pC=7.81×10-12 C Length of the rod, L=2l=14.5 cm=14.5×10-2 m charge...

Q: A conducting rod of length 40.0 cm is free to slide on two parallel conducting bars. A resistor R=5....

A: As per the given information in the problem,  A conducting bar of length L free to slide on the two ...

Q: A metal stick with mass 0.5 kg and length 0.6 m is at rest horizontally on conducting wires shown be...

A: According to Newton's second law

Q: Please answer for g, h

A: At t=0 , when the capacitor is uncharged, the potential across it is 0 and it acts as a short, as sh...

Q: 27 charged water drops each with a radius of 2 mm and a charge of 10-11 C merge into a single drop. ...

A: Let 'r' be the radisu of each small drop and R is the radisu of the big drop  Since the Volume is co...

Q: A projectile is shot straight upward from the Earth with a speed of 20 m/s. how high is the projecti...

A: u=20 m/s a=-g=-9.81 m/s^2   v=8.0 m/s     

Q: Q5: The energy bar graph in Fig. 2(c) represents the energy transformations of a real system.(a) Exp...

A:

Q: Two long straight aluminum wires, each of diameter 0.40 mm, carry the same current but in opposite d...

A: Given3 density of aluminum = 2.7 gm/cm3 =2700 kg/m g = 9.80 m/sec2 l = 1 md = 0.4 mmso r = d/2 = 0.4...

Q: The flow through a ½ in diameter pipe is 3 GPM with a pressure drop of 4 PSI. What would the pressur...

A: Diameter of first pipe is D1=1/2 in=0.5in Pressure drop P1=4PSI Diameter of second pipe is D2=2.0 in...

Q: Two long straight aluminum wires, each of diameter 0.40 mm, carry the same current but in opposite d...

A: Given, Diameter, d= 0.4 mm Length, L= 1 m Density of aluminium, ρ=2.7 g/cm2=2700 kg/m3 Due to the cu...

Q: Advanced Physics Question

A:

Q: Advanced Physics Question

A: Given, Current,I=6ARadius,R=3cm=3×10-2mπ=3μ0=12×10-7H/m We have to calculate the magnetic field, We ...

Q: Which statement is incorrect regarding energy use? O a. Our energy use has increased tremendously wi...

A: Answer is option DA major portion of world energy use today is from non conventional energyBecause w...

Q: Block A and Block B is connected by a rigid rod along an inclined plane as shown. Block A weighs 18 ...

A: Given: The mass of the block A is wA=18 lbf=18 lbf×4.4482 N1 lbf=80.07 N. The mass of the block B is...

Q: 3. In Fig. four long straight wires are perpendicular to the page, and their cross sections form a s...

A: Given:-            The expression for the magnetic field is:                            B = μ0I2πr  ...

Q: Harmonic oscillator model is widely used in theoretical description of vibrational spectra.  Sketch ...

A:

Q: A 4° circular curve based on a 20 m. arc connects the tangents intersecting at an angle of 48°. It i...

A: Solution:   As per the given data,    

Q: A constant force acts on a 5.0 kg object and reduces its velocity from 7.0 m/s to 3.0 m/s in a time ...

A: v=3 m/s u=7 m/s t=3 s m=5 kg a=(v-u)/t a=(3-7)/3=-4/3 m/s^2  

Q: A 60.0-cm length of wire carries a current of 10.0 A. It is bent into a square loop and placed with ...

A: Given, Length,L=60cm=60×10-2mCurrent,I=10AMagnetic Field,B=0.750TPermeability of free space,μ0=4π×10...

Q: An electric generator contains a coil of 100 turns of wire, each forming a rectangular loop 50.0 cm ...

A: Given that,Number of turns (N) = 100The magnetic field (B) = 3.50 (T)The sides of rectangle =50 cm a...

Q: Two identical charged metal balls with in masses m1 = m2 = 0.2 kg each are at a certain distance fro...

A: Electrostatic energy: When the test charge q1 placed in the medium it is having its own electric fie...

Q: Name at least three absorption edges accessible using synchrotron radiation which are very popular f...

A: There are three at least absorption edges are,

Q: about the y ax xis, What is t ах

A: Given: To find the torque in the magnetic field if emf is maximum as,

Q: A hyperop wears a +10 D spectacle lens and looks at object located 40 cm in front of hisspectacle le...

A: Given, P=10 D u=-40 cm vergence at the far point is+15 D and the ocular accommodative demand is +4 D...

Q: A 40 kg box initially at rest is pushed 20.0 m along a rough, horizontal floor with a constant appli...

A: The mass of the box is 40 kg. Let m=40 kg. The applied force, F=170 N is applied at an angle of 36.9...

Q: What is the Poynting vector of an EM wave in vacuum and what properteis of EM wave does it represent...

A:

Q: -23

A: Given that,W=25Na=0.9mb=0.6mk=660 N.m-1μk=0.2θ=90 degreeBy using conservation of energy:-KE at B=PE ...

Q: Three resistors are joined together across a 24-V battery.

A: Given: Voltage V=24V Voltage drop across resistor R1 is  V1=8V I2=0.2A Power dissipated in resistor ...

Q: A charged particle with speed v= 2.5 x 10° m/s enters a uniform magnetic field of B- 1.9T. The veloc...

A: Given, Velocity,v=2.5×105m/sMagnetic Field,B=1.9TMass,m=2×10-27kgCharge,Q=6.4×10-19CAngle,θ=π3rad We...

Q: What is the expected color under ultraviolet light and what is the wavelength of fluorescence for Cd...

A: The energy is given by E=hcλ  --(eq-1) Where E is energy, h is Planck constant, c is speed of light ...

Q: The diagram shows the electric field produced by two poibnt charges A and B. State and explain

A: Introduction: Every charge produces an electric field around it and an external charge experiences t...

Q: Here are the answers for the attached question. (a) 17.5 MeV per fusion; (b) 1.69 x 106 MJ/mol of He...

A: Given: The energy equation and the atomic masses are given.

Q: Two long straight aluminum wires, each of diameter 0.40 mm, carry the same current but in opposite d...

A: given data: Diameter of wire=0.40(mm)=4×10-4m, length of string=1(m), θ=4o density of aluminum=2.7(g...

Q: A charged particle moves into a region of uniform magnetic field, goes through half a circle, and th...

A: From the figure we can say the particle enters the region from top and magnetic field in the region ...

Q: Uranium-235 (2U) undergoes a series of alpha and beta decays in this succession: a, 2B, 5a, 2B, and ...

A: Alpha Decay Alpha particle contains two protons and two neutrons, after an alpha emission the parent...

Q: Solve for the fixed-end moment at the left support of the restrained beam shown. Say EI is constant.

A: From figure,MA=Pab2L2and, MB=Pa2bL2

Q: Let it be a particle with mass m = 2.35 × 10−3 kg and charge Q = 7.22 × 10−8 C. It has, at a certain...

A: Part (a) Given: The mass of particle is m=2.35×10-3 kg. The charge of particle is Q=7.22×10-8 C. Th...

Q: A block on a horizontal plane is acted upon by three horizontal forces as shown F1= 3.8 N, F2= 6.5 N...

A: Given that: F1=3.8 NF2=6.5 NBlock at rest.  

Q: problem 14-23

A:

Q: An alpha particle (charge +2e) and an electron move in opposite directions from the same point, each...

A: The motion of the charged particle in the magnetic field: Let q is the charge moving with the veloci...

Q: part c

A: Given: v(t)=30sin(ωt)+50sin3ωt+10050sin5ωt

Q: resistance 2 Q.

A: Given: To find the terminal voltage in the current is given as,

Q: Given the circuit below, find the equivalent resistance between a and c. C b

A: Solution: Since 2Ω, 4Ω, and 7Ω are in parallel combination, the equivalent resistor across a and cen...

Q: Three long, parallel, straight wires each carrying a 8.0 A current pass through the vertices of an e...

A: Given that,The current in wire (I) = 8 ALength (L) = 8 cmHere we need to find the x and y components...