Q2: Consider a length of Teflon-filled, copper K-band rectangular waveguide having dimensions a = 1.07 cm and b = 0.43 cm. Find the cutoff frequencies of the first five propagating modes. If the operating frequency is 15 GHz, find the attenuation due to dielectric and conductor losses.

Q: A particle is confined in a box (0 ≤ x ≤ L). If the particle's energy is 16 times greater than the…

A:

Q: In preparation for an MRI scan, why are patients advised to remove sunglasses, jewellery, watches…

A: MRI is the image formed with help of magnetic resonance process. It use strong field of magnet and…

Q: The electricity from a household outlet can be dangerous because

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Q: It Vbat = 4.4 V and C = 3.5 F, what is the potential difference V (in Volts)? Vbat

A: Given data : Vbat=4.4 V C=3.5 F

Q: R₁1 82 2 13 3 fy hd 4 276 2 total атр, 3 40 sec J 12v T 16 2 1534774 32 3

A: Given that The resistance of the resistors are R1=1Ω          R2=2Ω              R3=3Ω…

Q: Explain the physical nature of the occurrence of thermo-emf in thermocouples

A: When two metals are keeping at same temperature, there will be no net emf in the circuit. When there…

Q: A space heater primarily converts electrical energy into O light energy O thermal energy O sound…

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Q: Why are metals good conductors both of heat and electricity?

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Q: In thermocouple, the temperature at which no current flow through it is. (a) (b) (c) (૪) neutral…

A: To find- Name for temperature Given- No current flows through the thermocouple.

Q: the signal type in the pacemaker device is not electrical * O true O false

A: Given , The signal type in the pacemaker device is not electrical.

Q: Why does a wire not simply cut a block of ice in two when it passes through the ice?

A: As the wire passes through the ice block, there is a pressure induced beneath the wire which melts…

Q: True or False: As alpha radiation pass through an absorbing medium the number of alpha particles…

A: The number of alpha particles reduces linearly throughout its range in the medium.

Q: speed is greater than the magnitude of the velocity or Velocity is greater than the magnitude of…

A: First statement is correct.

Q: 1. Find: RT = ? IT =? 65 0 84 2 25 V 73 0 10 2

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Q: Which formula represents the law of conservation of energy?

A: SOlution: Which farmula corrrectly represents the conservation of mechanical energy.

Q: 214Po84 --> __________  +  4He2

A: Reaction :         214Po84= 210Pb82+4He2

Q: If a cell or a battery is used for a very long time, eventually it will stop working. Suggest why…

A: A battery is a chemical power pack of some material by which energy is produced with the help of…

Q: In the circuit shown, the capacitor is connected to the circui long time. If C= 10 µF then the…

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Q: What percentage of Stanley Milgram's participants shocked all the way to 450 volts?

A: We have

Q: #4. For current to flow, all of the following must be present except: A) A charge conduction…

A: Electric currents are primarily carried by free electrons, which move through a conductive pathway…

Q: How Strong is the Coulomb Force Relative to the Gravitational Force?

A: To find the relative strength of Coulomb force (also, electrostatic force) to Gravitational Force ,…

Q: Copper is an “conductor.” What does this tell you about copper?

A: Copper is a good conductor. It is clear when we look at its atomic structure. The nucleus of copper…

Q: Why is platinum used for making resistance thermometer?

A: which is help to give precise reading and morover the platinum is stable unreactive metal can be…

Q: What particle has exactly one quantum unit of charge?

A: