Action potential +40 Na ions in 13 2 K ions out Failed initiations Threshold -55 (5 -70 15 4 1. 2 4 Time (ms) Voltage (mV)

Q: 7. Consider the circuits shown in figures (a) and (b) below 2K ww- 1K ww- 10K 10 K ww ww- 10V 10V…

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Q: The Hall voltage for the metal sodium is 0.001 mV, measured at l=100mA, B=2Wb/m. And the thickness…

A: Given values: Hall voltage V = 0.001 mV Current I = 100 mA Magnetic field Bz = 2 Wb/m2 thickness d =…

Q: If the speed of a particle is doubled, what happens to itskinetic energy? (a) It becomes four times…

A: Formula to calculate the kinetic energy of the particle is,

Q: 12. Solve for VCE. 1K 2.2K -5V 12V B = 100

A: The formula used is, Vce=Vcc-IcRc Vbe=Vbb-IbRb Vbe=0.7

Q: Since the reverse (saturation) current passing through a p-n junction with an ideality factor of 1…

A: The characteristics equation for diode junction current Where VT = KBT/q  V is diode terminal…

Q: What is the potential energy in Joules of a V5* ion and a CI ion that are separated by 759 pm?…

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Q: How much electric potential energy was lost in this reaction (in units of eV)?

A: Electric potential energy of two charges  U = kq1 q2 /r

Q: 3. AAAAA 40 60 find 19alue of x

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Q: A retailer buys Dalmatian stuffies for $6 each. (Assume that the retailer has no other variable…

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Q: Determine the speed with which the erythrocyte should move evenly with the observed erythrocyte…

A: Given: Density of erythrocyte = σ = 2.1 kg/m3 Radius of erythrocyte = r = 9.6 μm = 9.6×10-6 m…

Q: The specific charge (k) of the copper ions (Cu") was measured to be 3.03x10 (Ckgif the current used…

A: Given value--- specific charge = 3.03 × 106 C/kg. mass = 0.7 g. current = 0.7 Amp . we have to…

Q: The apparatus shown in the picture was used to measure the cell potential during the titration of…

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Q: A silicon wafer is doped with 5x1020 phosphorus atoms/m³. Calculate the hole concentrations after…

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Q: A battery can provide a current of 3.20 A at 2.00 V for 2.50 hr. How much energy (in kJ) is…

A: The equation for the energy produced is given by,

Q: Calculate the threshold frequency of Calcium with 4.3x10^-19 J Work Function.

A: The work function is given as  E=4.3×10-19 J The threshold frequency f0 is the minimum frequency of…

Q: what parameters vary along the z axis of a membrane that cause anisotropy

A: Answer:- Parameters vary along the z axis of a membrane because The natural anisotropy is the…

Q: A sample of Si is doped with 1016 phosphorus atoms /cm³, find the Hall voltage in a sample with…

A: The data given is as follows: 1. Doping,  n=1016 atoms/cm3   =1016 atoms/10-6 m3n=1022 atoms/m3 2.…

Q: The concentration of H+ ions outside a membrane is 18 % of the concentration inside the membrane.…

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Q: How is the electric field across the pn junction created?

A: SEMICONDUCTOR

Q: (1-8) Find the diffusion coefficient of holes and electrons for Germanium at 300 k. The mobilities…

A: Given: The temperature is T=300 K. The carrier mobility for electrons is ue=3600 cm2/V-s. The…

Q: How many electrons does Cl 1– have?

A: We need to determine number of electrons in Cl1- ion.

Q: A type S thermocouple uses a 0 degree C reference junction.  What voltage (in mV) will be generated…

A: Given : S type thermocouple  Reference temperature is 0oC. Junction temperature is 1272oC.

Q: ConstantS How much power must be produced by the "active Nat pumping" system to produce this flow…

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Q: Determine Ib. (beta = 100) 2. Determine Ic. (beta = 100) 3. Determine Vce. (beta = 100)

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Q: Find the standard cell potential for an electrochemicalcell with the following cell reaction and…

A: The standard cell potential for electrochemical cell is given as Ecell=Ered-Eoxid…

Q: What is the significance of the ratio between cp/cv 7:13

A: Because only compressible substances have two specific heats, Cp (heat capacity at constant…

Q: Problem 12 Show that Ā = î – 2j + 5k is parallel to a) B =;b) Č = +

A: According to question we need to show that vector A is parallel to vector B and C.

Q: The decay of a current is given by the relationship  i = Ie^(-Rt/L) Calculate the charge decay…

A: Given Current,  I=0.3A Resistor, R=130Ω  Inductor, L=1.4H Decay time between t=0  and 0.1s

Q: The molar conductivity of Na1 ions in aqueous solution at 25°C has been determined to be =.01 × 10-2…

A: Given data The temperature is T=25oC The conductivity k=0.01×10-2 Vcm-1mol-1L The electric field is…

Q: Activity 7: The System Directions: Find the 5 major parts that play an important role in how…

A: In this question we have to find 5 major parts that play an important role in how electrical energy…

Q: What explains the difference in energy delivery when the rate of discharge changes in a battery? For…

A: The general formula for the energy delivered from a battery is expressed as:

Q: Q6/ a- Find the conductivity and resistivity of intrinsic Ge at 300K. b- If n-type impurity is added…

A: An intrinsic semiconductor is one in which no or negligible dopant or impurity atoms have been…

Q: The minority carriers in N-type Si, having a conductivity of (0.01(2.m)-1}, and mobility of…

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Q: Can the potential difference be a function of the site?

A: State functions are values that depend on the state of the substance, and not on how that state was…

Q: 3 V +8 V 1 kQ Si 2.2 k2 + + Si -8 V (a) (b)

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Q: Apply the Loop Rule to BCDHB.

A: The Kirchoff's voltage law or the loop rule states that the algebraic sum of all the voltage across…

Q: An alpha particle (6.70 x 10^-27kg, 3.2  x 10^-19Coulomb) travels at 0.965c. What is its: (a)…

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Q: What is known as Curie temperature ?

A: Curie temperature, is the temperature at which the ferromagnetic materials change into paramagnetic…

Q: The energy required to break one bond in DNA is 10-20 J. This value in eV is nearly

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Q: The yoltage of 500 mV was applied to the 0.2cm² carbon electrode in the voltammetric setup. The…

A: Since current drops 5 % of its initial value, the final current will be; i=5100i0=0.05i0 Time to…

Q: What is the magnitude of the electric field across an axon membrane 1.2×10−8 m thick if the resting…

A: The relation between electric field and potential difference is, (taking only magnitudes) E=Vd