What is the magnitude of the electric field 29.7 cmcm directly above an isolated 2.71×10−5 CC charge? What is the direction of the electric field?   upward downward

Q: 00 kg attached to its top. The assembly is free to pivot about a frictionless axle through the bot z...

A: GivenL=22.2 cm=0.222 mm=1.2 kgd=10 cm=0.1 mM=2 kg

Q: A small rowboat has a mass of 59.3 kg. When a 78.5-kg person gets into the boat, the boat floats 8.0...

A: mass of boat = 59.3 kg mass of person = 78.5 kg displacement of boat as person gets into boat = 8 cm...

Q: Using the figure, indicate in the points the energy conversion of the car.

A: As we know that when something is at a height then it contains potential energy and when it comes do...

Q: charge on capaci

A:  charge on capacitors always equal and opposite

Q: ter for all circles is p. What is the  ratio force/mass for freely falling bodie

A: The ratio circumference/diameter for all circles is p.

Q: 2. When a 12.0V car battery runs a single 30J headlight, How many electrons pass through it each sec...

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Q: How heavy is 4C of charge made up of electrons? 22.87 pg 28.87 pg O 22.78 pg O 27.28 pg

A: One coulomb is the fundamental SI unit of charge. It is stated as the charge in one Ampere of curren...

Q: F, = 60 N (ь) 40 F, = 10N F = 30 N = 80N F = 50 N (c) 60 F,= 10 N F.= 60 N

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Q: In container number 2 in the figure, there is a mixture of liquid and solid water consisting of the ...

A: At equilibrium ,lets say final temperature is T. In equilibrium, total heat lost or gain by all the ...

Q: Verify that the function satisfies the three hypotheses of Rolle's Theorem on the given interval. Th...

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Q: Density-D1300 kg/m3 Volume3D0.025 m3 Find mass

A: Given data : Volume=V Density=D   To find : Mass 

Q: Determine the total charge of the entire circuit.

A: The charge stored in a capacitor connected to a voltage source is given by Q = CV, where C = the cap...

Q: A 0.150-kg glider is moving to the right on a frictionless, horizontal air track with a speed of 0.8...

A:

Q: A crate with a mass 32.5kg initially at rest on a warehouse floor is acted on by a net horizontal fo...

A: Given data:  Mass (m) = 32.5 kg Initial velocity (Vi) = 0 m/s Force (F) = 140 N Time (t) = 10.0 s Re...

Q: calculate the wet electostatic force on charge Qs dae to the' di and Qz. 3. Q3= 60MC 40Cm 30cm 6O CM...

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Q: n the Canadian arctic, a wooden crate of fish of mass 15.05 kg rests on dry snow. The local value of...

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Q: For the diagram shown, let appliance 1 = lamp = 0.8 A; appliance 2 = electric heater = 15.0 A; and a...

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Q: A car is moving on a straight road at 10 m/s .it is accelerated at 14 m/s?. What will be it's veloci...

A: Initial velocity of car , u = 10 m/s. Acceleration of car, a = 14 m/s^2 Time at which velocity is to...

Q: The magnitude of the two vectors are A = 12 units (vector A) and B = 8 units (vector B). Which pair ...

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Q: You get in an elevator, and step onto a weighing scale. You also recall that your normal weight is 6...

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Q: Please help Required info: Christv has a grandfather clock with a pendulum that is 3.210 m long a) C...

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Q: When does the electric flux result to zero?

A: Yes,It is possible the electric field result is zero.   Let us consider a close surface, if there is...

Q: Density is mass divided by volume (p=m/v), and water was used as the basis for establishing the metr...

A: Given:

Q: Answer the following questions: 1. What is ohmic and non-ohmic materials? 2. At constant resistance,...

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Q: An electric heater has a coiled metal wire which draws a current of 100 A. The resistance of the wir...

A:

Q: The mass of a certain elephant is 5,467 kg. (a) Find the elephant's weight in newtons. N (b) Find it...

A: mass of elephant, m= 5467 kg

Q: Find the normal force for a 400 kg resting on a horizontal surface if a massless rope with a tension...

A:

Q: A 3.50 kg block is pulled up a frictionless inclined plane by a 60.ON force that is parallel to the ...

A: Given: The mass of the object is 3.5 kg. The applied force is 60 N along the plane. The magnitude of...

Q: Interference bands are produced when monochromatic light is incident on two slits which are 0.09 mm ...

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Q: In Figure (a), two identical rectangular rods of metal are welded end to end, with a temperature of ...

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Q: 4. A 110 volt wall outlet supplies power to a strobe light with a resistance of 2200 ohms. How much ...

A:

Q: A jet aircraft with a mass of 4,375 kg has an engine that exerts a force (thrust) equal to 59,900 N....

A: Given data:  Mass (m) = 4375 kg Force (F) = 599 00 N Time (t) = 7 s Initial velocity (Vi) = 0 m/s Re...

Q: In a circuit, the potential drop across the 100 Ω resistors is 100 V. What is the current through th...

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Q: A 1.6-μF capacitor is connected in series with a 15.0-kΩ resistor. It is charged by a 5.0 V battery....

A: Given value--- capacitance = 16 micro F resistance = 15 k ohm. We have to find--- time constant?

Q: SOLVE FOR I, I and E using 巧 球92 KIRCHHO FF'S RULES E 14V 12=0.97A 1052 102

A:

Q: 13. To ensure an adequate factor of safety in the design of a shaft with standard keyway, the key wi...

A: Option (B) is correct answer.

Q: What is the electric field strength of a stationary -30 µC charge at a distance of 80cm awa

A:

Q: 5. A barrel contains a 0.120-m layer of oil floating on water that is 0.250 m deep. The density of t...

A: The pressure at depth h is given by P = density of liquid × g × depth

Q: 4. A defibrillator is used during a heart attack to restore the heart to its normal beating pattern....

A: current in defibrillator (I) = 18 A time (t) = 2 minutes   

Q: Calculate the frequency of a 2.5m long sound wave

A: Frequency is defined as the number of time a recurring event occurs in one second.    The wavelength...

Q: A 30 m long weightless beam has an 82 kg mass resting on one end and a 64 kg mass on the other end. ...

A:

Q: 7. Light propagates from air to water with an incidence angle 0,. The direction of the incident magn...

A: Draw the schematic diagram as below. Here, Bi will be always 90° from the direction of propagation ...

Q: A motor boat moves at a steady speed of 3 m/s. Water - resistance acting on it is 2000 N. Calculate ...

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Q: A block having mass m and a plank of equal mass are connected by a string passing through a light pu...

A: Given data: The mass of block and plank is m. The mass falling on plank is m. The speed of falling ...

Q: A car is moving on a straight road at 10 m/s .it is accelerated at 14 m/s?. What will be it's veloci...

A: Given data:  Initial velocity (Vi) = 10 m/s Acceleration (a) = 14 m/s2 Time (t) = 6 s Required: Forc...

Q: A transformer has 40 turns in its primary coil and 600 turns in its secondary coil. If the primary A...

A: Given :            N pri =40           N Sec = 600            V pri  = 200V           V Sec = ?  

Q: 4. A 1-kg cannon ball is launched with an initial velocity of 40 m/s into a 20-m/s headwind. The aer...

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Q: 3. Consider these 2 point charges separated 0.2 m. There are points somewhere along the line passing...

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Q: flux is 7 Nm^2/C if the charge is 28 µC and the force acting on it is 14 micronewtons?

A: Given Electric flux, ϕ=7 Nm2/CCharge, q=28 μC=28×10-6 CForce acting, F=14 μN=14×10-6 N

Q: TV channel 2 broadcasts in the frequency range 50 to 59 MHz. What is the corresponding range of wave...

A:

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.