A parallel-plate capacitor has plates separated by 0.73 mm If the electric field between the plates has a magnitude of 2.2×105 V/m , what is the potential difference between the plates?

Q: You enter a revolving door that is not moving. Explain where and how you should push to produce a to...

A: Torque = Force x distance  For least amount of force distance should be maximum.

Q: Write down three common applications of an oscilloscope.

A:

Q: A stone is thrown from a bridge horizontally with a speed of 20m/s.  The stone lands below 2.5 secon...

A: Given- Ux = 20 m/s Uy = 0 m.s t = 2.5 sec As, stone will fall down with the speed of the gravity, Th...

Q: A sinusoidal wave of Vmax = 10 V and T= 40 ms periodic time, Calculate the following:   Veff=Vrms o...

A:

Q: You are standing on the ground at the origin of a coordinate system. An airplane flies over you with...

A: Position given in t = 30 sec P30 = (8.16 x 103 î + 8.00 x 103ĵ) m Where the velocity is given as vel...

Q: can please ans (a) & (b)?

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Q: Calculate the efficiency of the Carnot Engine for ideal gas. Consider the figure below for a complet...

A: Carnot Engine is an ideal engine, that means, it is a reversible heat engine.   The efficiency of a ...

Q: Example 3; if 0 = 30° between A´ and B find q value? A = 2î + 2ĵ + 4k , B = qî +î – 2k

A: Given: The angle between A→=2i^+2j^+4k^ and B→=qi^+j^-2k^ is θ=30°. q = ?

Q: Consider following particles for particle swarm optimization to solve optimization problem where opt...

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Q: A force of 2.7 N is exerted on a 5.7 g rifle bullet.  What is the bullet's acceleration?

A: Given data The force exerted on the bullet is F = 2.7 N The mass of the rifle bullet is m = 5.7 g = ...

Q: 1. Magnets can be made from a. Gold

A: Magnets are materials which will produce a magnetic field having north and south poles. Magnets are ...

Q: Car A starts from rest at t = 0 and travels along a straight road with a constant acceleration of 6 ...

A: Given,  time = 0 acceleration =  6 ft/s2  speed (V) =80 ft/s And when t = 0, car B loacated 6000 ft ...

Q: Suppose that each headlight of your car uses 3A and that you accidentally left the headlights on. Ho...

A: The power of the battery is, P=VI=12 V3 A=36 W        

Q: An incompressible blood stream enters a 2mm diameter artery with a speed of 0.44 m/s then exits at 0...

A: We know that the product of area(A) and the velocity(v) through a stream is always constant. A1×v1=A...

Q: When Sam drove at 9.5 m/s on university blvd, she passed her friend, Jess who was riding a bike at 5...

A: Point A is where jess and sam first met. Point B is their second meeting point.

Q: Fill in the blank: Calculate the work done by these forces. A 10.0 N force is applied to push a bloc...

A: Given data *The given applied force on the block is Fapp = 10 N *The given displacement is s = 15 m

Q: A 92fC is placed inside a cube. What is the amount of electric flux passing through each side?

A: The electric flux through the each side of the cube is  ϕ =q6εo

Q: A force of 3.6 N is exerted on a 6.5 g rifle bullet. What is the bullet's acceleration?m/s2

A: Given : F = 3.6 N m = 6.5 g = 6.5 x 10-3 kg

Q: Suppose a chinook salmon needs to jump a waterfall that is 1.43 m high. (a) If the fish starts from ...

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Q: A spherical gaussian surface is drawn inside of a hollow sphere with a charge of 6 µC. What is the n...

A: Given ,  a spherical surface is drawn inside a hallow sphere with a charge of 6μc     then the elect...

Q: Which of the labeled points is not a junction? А. В. 10 Ω С. D. 25 N E. They are all junctions F. No...

A: Junction is tha point where atleast two branches will combined.

Q: A 1024-kg blue ball is dropped from an initial z-position of 3 x 106 m through the center of a plane...

A: Given :            Mass of ball mB = 1024kg            Distance d = 3×106 m            Radius r = 7....

Q: Give a few examples of centripetal force in daily life.

A: Following are some daily life examples of centripetal force : Spinning a ball on a string or twirli...

Q: What is the angle between theses two vectors A = 14i – 5j+11k and B= 3i + 7j + 10k ?

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Q: Problem 11: Suppose you have a device that extracts energy from ocean waves in direct proportion to ...

A: Given data: Power of the device, P1=9.5 kW = 9.5×103 W Amplitude of the waves, A1=1.3 m Final amplit...

Q: What is the force in newtons acting on a 2.6 kg package of nails that falls off a roof and is on its...

A: Given : Mass of the object = 2.6 Kg   Force on  an object can be determined by the FBD.

Q: net Torque? what direction is the wheel moving? what is 4ON 60 N

A: Given: The force acting in the anticlockwise direction is 40 N. The force acting in the clockwise di...

Q: In which case is the momentum of a particle of mass m and velocity v O a. W=Fx (Nm) O b. p-mv (kgm/s...

A: Momentum:  Momentum is given as product of mass and velocity. Momentum is a vector quantity.   Momen...

Q: An object with m= 27 g is hanging, from a vertical spring. k = 1,393 N/m If you move the object and ...

A: Given : m= 27 g = 0.027 kg k = 1,393 N/m

Q: A large ship displace can displace a maximum of 12,000 m3 of sea water, how much load (in kg) can it...

A: Given data: Volume of sea water displaced is, V=12000 m3. Density of sea water is, ρ=1050 kg/m3.

Q: Please prove it. Thanks

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Q: An object with m= 27 g is hanging, without moving from a vertical spring extended by 19 cm. Calculat...

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Q: A sphere of radius R¡ = 0.310 m and uniform charge density -70.5 µC/m³ lies at the center of a neutr...

A: Given: Uniform charge density on inner sphere ρ=-70.5 μC/m3 Radius of inner sphere R1=0.310 m Radius...

Q: What is the specific heat of a 5.1 -kg substance if 135j of heat is needed to raise the temperature ...

A: Mass of the substance is m = 5.1 kg Heat required, Q = 135 J Difference in temperature is ∆T=303.15-...

Q: (COLLAB Gauss's Law for Mass) Journey through the Center of the Earth. A 1024-kg blue ball is droppe...

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Q: A bolt has a requirement of being tightened to 38Nm. You pull on the end of a 25cm wrench at an angl...

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Q: Slope: 4.414x10-14 Use the equation U = 1/2 CV2 , to determine C0 using the slope, and compare this ...

A: The approach is mentioned in the following steps.

Q: A car travels in a straight line along a road. Its distance x from a stop sign is given as a functio...

A: Given: The distance as a function of t, xt=αt2-βt3, where α=2.25 m/s2 and β=0.0550 m/s2; and time in...

Q: can you please ans (c) & (d)?

A: Given : Frequency of oscillator   f=3.5 kHz=3.5×103 Hz Length of metal rail L=14 m  Time t=0.0061 s

Q: A rectangular surface of length 3.25 cm and width 5.25 cm lies on the y-z­ plane at x = 0. What is t...

A: Given data: Length of rectangular surface is, L=3.25 cm=3.25×10-2 m. Width of rectangular surface is...

Q: A charge 20 C flows out from the battery in 8s and as a result 120J of energy is supplied to a lamp ...

A: Given : Charge (Q) = 20 C Time (t) = 8 secs Current (I) is given as : I = Qt I = 208 I = 2.5 A

Q: Explain the slipping of atoms and the effect on material deformation.

A: Slip occurs when a critical shear stress make the atoms/molecules of body to slide over each other. ...

Q: The power output of a certain public-address speaker is 6.20 W. Suppose it broadcasts equally in all...

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Q: During a bout with the flu an 80 kg man ran a fever of 39 degreees Celsius instead of normal body te...

A: Mass of man,(m)=80 kg -----(1) [Given] Specific heat of the water,(c)=4190 J/kg-oC -----(2) [Univers...

Q: A 0.5 kg, +2 C point charge is shot through an opening in middle of one of the plates in a parallel ...

A: Given: Mass = 0.5 kg Charge q = +2 C Velocity (final) v = 20 ms Formula used: v2 - u2 = 2as  .....(1...

Q: 9. Can someone help me with this word problem, I’m confused.

A: We know newtons law of gravitation  F=GmMr2mrω2=GmMr2mr2πT2=GmMr2T2=4πGMr3here r=kT2 α k3T2=dk3 Wher...

Q: "A water enters a cylindrical pipe with a cross-sectional radius of 1 m with a speed of 2 m/s. If th...

A: Given that, Radius of one end of the pipe r1= 1 m Speed of water at entering the end v1= 2 m/s Radiu...

Q: What is the dose in mSv for 1.5 mGy of α exposure?

A: The energy radiation for α exposer is 20RBE,  

Q: My sable-colored Siberian husky, Samba, loves to run after huge objects (for instance, tree branches...

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Q: A barge is 15.0 m wide and 75.0 m long and has vertical sides. The bottom of the hull is 1.20 m belo...

A: Given data The width of the barge W=15.0 m The width of the length L=75.0 m The depth of the barge D...

Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.