A heater is being designed that uses a coil of 14- gauge(1.63mm in diameter) nichrome wire to generate 300 W using a voltage of V = 110 V. How long should the engineer make the wire? (Resistivity of nichrome is 1.12X 10-6 ohm meter)

Q: A uniform circular wheel (I=M R²) with radius, R=1.0 m and M=50.0 kg is spinning at 120 rev/min. At…

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Q: en up by 1 gram of 100 degree celsius steam taht condenses and drops in temperature to 22 degree…

A: We know that the heat transfer by the substance is given as  Q = mC∆T and the heat transfer when the…

Q: The speed of sound depends on O the source of the sound. O the loudness of the sound. O the…

A: Speed of sound depand on  The properties of medium it travel through .

Q: 3. The electric field between two parallel plates connected to a 50V battery is 2000V/m. How far…

A: This is directly formula base question

Q: Over the course of an 8 hour day, 3.8x104 C of charge pass through a typical computer (presuming it…

A: Given data:  Time (t) = 8 h Charge (q) = 3.8×104 C Required: The current (I)

Q: What is the charge of an electric field 0.40 m away from a source charge of 3.00 X 10^-5C?

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Q: 2. Four resistors of 42, 102, 3N, and 92 respectively are connected in parallel circuit in a 12V…

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Q: A +2.0 C charge is moved from location 1 to location 2, as shown in the picture below. V=5V V=3V…

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Q: A racing van has a uniform acceleration of 15 m/s2. What distance will it cover in 8 seconds after…

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Q: Starship Enterprise in "Star Trek" has a length of 288.646 m. What is it's relativistic length when…

A: Length of starship, L0 = 288.646 m  Speed of starship, v = 0.7c     c = speed of light = 3.0 x 108…

Q: A proton moving east at 2.64 x 10^5 m/s moves through a magnetic field of 2.55 x 10^-6 T to the…

A: Given data :- charge on proton q = + e = + 1.6  × 10-19 Cvelocity v = 2.64 x 105 i^  m/smagnetic…

Q: Which property of light produces bright and dark bands on a screen after light from a source Passes…

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Q: 3. The electric field between two parallel plates connected to a 50V battery is 2000v/m. How far…

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Q: especific charge,K, c

A: The specific charge of any particle is the charge per kilogram of the particle.  Therefore unit of K…

Q: acceleration

A: The weight force on an object in a gravitational field is given by  F = mg here, m is the mass in…

Q: Q1 = 6.0 nC is at (0.30 m, 0); Q2 = -1.0 nC is at (0, 0.10 m); Q3 = 5.0 nC is at (0, 0). What is the…

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Q: If the energy received by 5 m2 area. in 8 minutes is 3220KJ. Calculate the value of Solar constant ?

A: Given data:  Area (A) = 5 m2 Time (t) = 8 min Energy (E) = 3220 kJ Required: Solar constant

Q: Draw two sets of bar magnets. One where the bar magnets are “attracting” each other and one where…

A: Draw two sets of bar magnets. One where the bar magnets are “attracting” each other and one where…

Q: Our atmosphere provides us with some degree of shielding from cosmic radiation. Suppose shielding…

A: GIVEN Atmospheric shielding efficiency is approximately proportional to the shield material’s…

Q: A wire of length 0.5 m carries a current 0f 20 A. In the presence of a magnetic field of 0.5 T, the…

A: length of wire (L) = 0.5 m current (I) = 20 A magnetic field (B) = 0.5 T magnetic force (F) = 4 N

Q: an L-C circuit, C = 3.19 µF and L = 87.0 mH. During the oscillations the aximum current in the…

A: Parallel plate capacitor: A capacitor is a device used to store charge. A parallel plate capacitor…

Q: planet has a diameter of 6.0×10^3 km and, one of its satellites is in a circular orbit of radius…

A: A planet has a diameter of 6.0×10^3 km and, one of its satellites is in a circular orbit of radius…

Q: Two charges, qı =-1.069 µC and unknown charge q2 are separated by distance 6.92 cm, and placed with…

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Q: The image of an object reflected in a huge convex mirror of radius 5.6 m a has a height h; =0.95 m.…

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Q: 8. A 2500 kg van accelerates down an icy driveway, going from rest to 30.0 m/s in 6.00 s. During its…

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Q: A transverse periodic wave described by the expression y = sin (where y and x are in meters and t is…

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Q: 4. A 1200 kg car rounds a curve of radius 67 m banked at an angle of 12°. If the car is traveling at…

A: Given, Mass=1200kg Radius=67m

Q: Which of the following statements is not true regarding the arrangement of resistors shown in the…

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Q: 56. A concave mirror has a radius of curvature of 5.0 m. An object, initially 2.0 m in front of the…

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Q: Question 1 k=163 N/m m=0.2kg d A A mass of m=0.2kg moves on a horizontal surface. The coefficient of…

A: Givenm =0.2 kgμk =0.1 Initial velocity =v0 =3.21 m/sFinal velocity = v' = 0.9 v0K =163 N/m

Q: A man is pushing his daughter on her bike. If he pushes her with a force of 7 pounds and she weighs…

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Q: The system in the figure below is in equilibrium. A 45.0-kg beam that is hinged on the floor is also…

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Q: On a clear day a tiny fish hides under water (water =1.38) from an osprey under a circular leaf that…

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Q: A small telescope has an objective lens of focal 144 cm and an eye-piece of focal length 6.0 cm is…

A: Givenfo=144 cmfe=6 cm

Q: A 2-ringed rotation space station is shown below. The inner ring, labeled ring A, has a radius rA =…

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Q: When a 0.20-kg block is suspended from a vertically hanging spring, it stretches the spring from its…

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Q: A student has a calorimeter with 211.7 grams of 29.1∘C water contained within it.  The student then…

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Q: In the given below figure, mass 1 does not slide with respect to the surface when the horizontal…

A: Figure (a): Given data: The masses are, m1=1.8 kgm2=1.2 kgm3=3.0 kg

Q: In a single-slit diffraction the angular positions of bright fringes are given by an equation m) sin…

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Q: By using Ampere's Law, drive a mathematical formula to calculate the magnetic field intensity due…

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Q: Temp:

A: Dew point measures the amount of water vapor in the air. Or in other words you can say it is a…

Q: Please answer with detailed solution. I have attached the formulas and references that we use. A…

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Q: What is the force on the 2.0–μC charge placed at the center of the square shown below left?

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Q: Complete the table showing the first four half-lives of C14

A: Half life of a radioactive isotope is defined as the time taken by the isotope to change to half of…

Q: A small telescope has an objective lens of focal length 144 cm and an eye-piece of focal length 6.0…

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Q: (a) An ideal gas occupies a volume of 2.4 cm3 at 20°C and atmospheric pressure. Determine the number…

A: GIVEN Volume of the ideal gas = 2.4 cm3  at 200C To find out the no of molecules of the gas in the…