What is meant by drift velocity?

Q: Squid 8.5°C -9 mV EM

A: Induction is the magnetic field which is proportional to the rate of change of the magnetic field.…

Q: need the answer as soon as possible

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Q: The swift movement of the falling water droplets along with the rising air create lightning and…

A: The swift movement of the falling water droplets along with the rising air create lightning and…

Q: What does the term ‘attenuation’ used in communication system mean?

A: In a communication system, the term 'attenuation' is a loss of energy.

Q: What is the history of electricity? What is the application of electricity?

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Q: Calculate the DOF (mobility). Show your accounting for L, J, J. Given: M-3(2-1)-2J₁-J₂ b)

A: (a) Number of links L= 7 Number of lower pairs J1= 7 Number of higher pairs J2= 0   DOF(Mobility) =…

Q: if there is a current that hits the shore 30 times in 1min what is its frequency?

A: number of times current hits the shore in 1 min = 30to find : the frequency

Q: Name the electromagnetic waves which (i) maintain the earth’s warmth and (ii) are used in aircraft…

A: (i) Infrared rays maintain the earth’s warmth and it is also used for heating purpose.

Q: What is drift velocity? Write the formula to calculate drift velocity.

A: Drift velocity is the velocity with which charge particles get drifted when placed in an electric…

Q: What is the source of the Earth's magnetic field?

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Q: What is restoring force?

A: A restoring force is a force that acts to return a body to its original position. The restoring…

Q: why are taller building more prone to lightning?

A: Taller buildings are more closer to clouds. The thunder and lightning are more closer to these…

Q: What would the power (Watts) be for a speaker if it draws 3.0 Amps of current when connected to a…

A: Given that, Current  I=3.0 A Voltage  V=12.0 V The expression for power is given by P=VI=12.0 V3.0…

Q: give a background about the word "magnetism

A: Magnetism is difind as attractive and repulsive property of accelerated charge particle. Accelerated…

Q: What does the term ‘demodulation’ in communication system mean?

A: Demodulation is the process of separating some specific information or the signal from the modulated…

Q: Atmospnere is called provider and protector Justify the statement.

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Q: what is an example of a pseudoscience explanation of why lightning travels through the air?

A: We have to explain why lightning travels through the air.

Q: Gaps need to be left in lengths of railway lines to prevent buckling in hot weather Select one: O…

A: Metals have a tendency to expand when heated and contract when cooled. In hot weather, the railway…

Q: What Is the relationship of conductance with conductivity?

A: Conductivity:  Voltage require to set an amount of electrical current to flow is called as…

Q: what does electric current produce ?

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Q: Why "Movement Enhan cement imp ortant?

A: Given: Why Movement enhancement is important?

Q: What are some of the challenges associated with the introduction of the electric train?

A: High capital cost Uneconomical on lightly trafficked routes Lack of flexibility since they need a…

Q: What is a Lightning Conductor?

A: The lightning conductor is a thick copper wire or a strip that is secured onto the tallest point of…

Q: Select scalar quantities from the following physical quantities. O Area O Magnetic Field Momentum…

A: Scalar quantities are those quantities which have only magnitude or numerical value. They do not…

Q: 57 Petermina the vol tage drep 4 -dhm vesiston in across the figure below. 10 J

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Q: Why danger signals are painted red?

A: In visible light, red light possesses the maximum wavelength. While the light possesses through air,…

Q: A particular extension cord can support uptown 8amps. Mo has an iron whose label states 1200 watts…

A: we know that P=IV Where p= power in watt I= current V= voltage

Q: How does slipping occur?

A: Describing The reason of slipping

Q: Gaps need to be left in lengths of railway lines to prevent buckling in hot weather Select one:…

A: Solution-:   Gaps need to be left in lengths of railway lines to prevent buckling in hot weather.…

Q: The Fast Moving Vehicles Are Given Streamline Shape. Why?

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Q: How do electrical-charge imbalances lead to lightning?

A: Lightning is a phenomena that happens due to imbalance in b/w charges of storm clouds & ground…

Q: How do lightning rods serve to protect buildings from the devastating effects of a lightning strike?

A: The lightning rods divert the charge on the blot to the ground through low resistance pathway…

Q: 32em An measurig anemometer for wind Small 120 speed metal Cups, mocnteds, of each four ensists mass…

A: Given data : Metal cup's mass, m=120 g=0.12 kg Rod's length, a=32 cm= 0.32 m r=0.322=0.16 m…

Q: What is the cause and mechanism associated with lightning strikes?

A: In the atmosphere, positive and negative ions attach themselves to small dust particles. The water…

Q: Explain the principles involved in lighting and thunder (electricity)

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Q: What is the purpose of defining power.

A: Power is defined as the rate at which work is done on an object. The unit of power is J/s or W.

Q: Lee watches TV for 3 hours per day during that time the TV consumes 150 watts per hour electricity…

A: Given Lee watches TV for 3 hours per day during that time the TV consumes 150 watts per hour…