10 Ω ε 20 Ω 10 Ω 5.0 Ω 10 Ω What is the potential difference across the 20 92 resistor if &=9 V 1. 02.1 V 2. 4.2 V 3. 06.4 V 4. 08.5 V 5. O 10.6 V

Q: If energy is radiated by all objects, why can we not see themin the dark?

A: energy is radiated

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A: Peak wavelength = 360 nm Let the temperature = T kelvins

Q: II) A hot iron horseshoe (mass =0.40kg),=0.40kg), just forged (Fig. 28),28), is dropped into 1.05 LL…

A: Given: Iron horseshoe mass, mHs=0.40 kg Iron pot mass, mpot=0.3 kg Initial temperature, t=20° C…

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A: In order to define the distribution of speeds for a gas at a certain temperatures, Maxwell’s…

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A: Since, it is given that:- v=kx   where, k=constant.   Since, acceleration(a) is given by:- a=vdvdx…

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A: Given,Current I= 0.4APotential difference V= 230V Note :  Since we only answer up to 3 sub-parts,…

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A: f(x)=2x-1x+1∴f'(x)=df(x)dx=2x+1-2x-1(x+1)2=3(x+1)2 We know that the first derivative of a function…

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A:

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A: Electromagnetic spectrums is a series of electromagnetic waves based on their frequencies or…

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A: Frequency of the photon  (a) 51014 Hz (b) 10 GHz (c) 30 MHz   Determine: The energy of photon, E=hϑ…

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A: To find-New periodic time (T2)=?Given-Magnetic dipole moment=MMagnetic field strength=BPeriodic time…

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A: A lamp filament will emit radiation energy at all temperatures higher than absolute zero. The peak…

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A: Given values:- Amount of illumination emitted at the greatest wavelength,(λmax)=0.5 pm -----(1)…

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A: The objective of the question is two-fold. Firstly, we need to derive the Larmour radiation formula…

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A: A) Use the force parallelogram to draw the resultant R and its direction θ.

Q: When an electron moves from n-region to p-region, what is generated in the two region

A: To find the electrons moves from n region to p region

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A:

Q: Can we get Lamb dip spectroscopy using ordinary (not laser) light sources? Why?

A: Yes,we can get Lamb dip Spectroscopy using ordinary light sources.

Q: diagan ferce ē Ched G ad on the eytbell In the Delenuine the Nagnitude CF the OF the fud forceg…

A:

Q: If the energy of a photon is 0.044ev, what is its frequency in GHZ

A:

Q: 2TArodistetating-inPinne aboutonolitsendsif the fotouingtablegiventhe quyle -Yadiang thkough…

A: Solution: By using Newton-Gregory backward formula for the derivatives Where h is the interval…

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A:

Q: tuo cohuent monochiomatic light when beams of inlertitics ratio Superimpoied, e I and 4L betw cen…

A:

Q: An undeð damped body Of mass Subjected to the dsiving fooče Fole at in 3. is -eaf coswt line.…

A: An under damped body of mass m is subjected to the driving force  F=F0(e-at-e-at cos ωt)resistive…

Q: How much energy does a microwave of 30 MHz carry if there are 28,000 photons per second detected by…

A: energy per photon is given by , E = h*f given f = 30*106 E = (6.626*10-34)*(30*106 ) E =…

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A: Given: The length of the wire is 15 m. The current flow through the wire is 2 A. The strength of the…

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A:

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A:

Q: At emission, in its trajectory, and at detection, a tennis ball behaves like: Oa particle, a wave, a…

A: Required : Behavior of tennis ball.

Q: Is 34 steps a scalar quanity?

A: The main basic difference between a scalar and vector is :  " The scalar always have a magnitude…

Q: What is the energy in joules of a photon in a radio wave from an AM station that has a 1530-kHz…

A: As we know that-The energyof a photon is directly proportional to its frequency,where 'h' is a…