www.classnotes.xyz Physics Numerical Problems 1. A 1.50cm length of pianos wire with a diameter of 0.25cm is stretched by attaching a 10kg mass to one end. How far is the wire stretched?

Q: A typical lightning strike during a thunderstorm can carry 400 kA and have a potential difference…

A: Current carried by lightening strike (I) = 400 kA Potential difference (V) = 1.1 GV

Q: which of the following choices cannot be a unit of electrical potential energy   n*m Joule Volt…

A: The SI unit of energy ( here electrical potential energy ) is Joule and we use appropriate units of…

Q: Use the ECG figure shown to determine the heart rate inbeats per minute assuming a constant time…

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Q: The diagram shows a mass spectrometer used for measuring the masses of isotopes. It consists of an…

A: As per the given information, each Tin ion carries a charge equal to one electronic charge (+e)…

Q: a) What was the smallest voltage required to produce a contraction (the threshold voltage)? What…

A: Given What was the smallest voltage required to produce a contraction (the threshold voltage) and…

Q: A proton is accelerated from rest through a voltage difference of -1500 V. What is its final speed?

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Q: Refer to Multiple-Concept Example 3 to review the concepts that are needed here. A cordless electric…

A: Power of the electric shaver is P = 3.3 W Battery applied to the shaver is V = 1.8 V Number of the…

Q: Assuming that an ion of tin-120 is at rest before being accelerated, show that the final speed after…

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Q: (i.) The plates producing the electric field have a separation of 2.0cm. The potentials of the…

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Q: A wind turbine produces 50 volts and 20 amperes at a certain wind speed. You measured the…

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Q: A 57.0-g tennis ball is traveling straight at a player at 22.0 m/s. The player volleys the ball…

A: Given that:Mass of the ball, m=57 kgInitial velocity of the ball : u=-22 m/sFinal velocity of the…

Q: What is the voltage of the resting potential? Give a real life example of this?

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Q: The spark of a natural lightning bolt is 25 gigawhats, it releases an energy of 21.8 x 10 e5 whatss…

A: Write a given values of this question. P=25×109WE=21.8×105Wt=1s

Q: Refer to Multiple-Concept Example 3 to review the concepts that are needed here. A cordless electric…

A: To calculate the maximum operation time of the device. Given:The power of the device: P=4.5 WThe…

Q: In a typical mammalian cell, the net transport by the sodiumpotassium exchange pump that maintains…

A: Work done per second

Q: A car racing at 100 ft/sec brakes to a complete stop in 12 seconds. Its velocity is recorded every 2…

A: First, part has been solved (a) Given: The car is racing at 10 ftsec. Introduction: Acceleration is…

Q: A small, spherical bead of mass 3.00 g is released from rest at t = 0 from a point under the surface…

A: Mass , m =  3 gm = 3 x 10-3 kg vT = 2 cm /s = 2 x 10-2 m/s To find = a) value of b…

Q: In the following diagram, C, = 6.00 µF, C2 = 12 µF and C3 = 2 µF 11. Find the total capacitance, Cab…

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Q: - Part A Invent a problem for which the following equation might be a solution. T(0.10 m)*(0.12…

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Q: The friends decide to compute how long a medical professional must wait for a defibrillator with R =…

A: In the question, the following information was given: Capacitance (C) = 30 µF Resistance (R) = 50…

Q: Two plates are horizontal and are separated by 1.0 cm and are connected to a 100 volt battery with…

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Q: Your car was hit by a high voltage DC power line, putting its entire metal body at a potential of 10…

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Q: Which of the following correc circuit with a switch, powered by a capacitor?

A: As per guidelines only first question is solved here. Option 1 consists of circuit with switch,…

Q: Q. Find Circuil Total G₁- 3TF 3.5MF Capacitance 8.op F جداا 0.75MF T V=G C2 10pF

A: Given:-  We have given a circuit as  find:-  The equivalent capacitance?

Q: Find the capacitance ( in units of pF) of a conducting sphere that has a radius of 35.6 cm. . use ɛo…

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Q: The diagram shows a mass spectrometer used for measuring the masses of isotopes. It consists of an…

A: Given, Charge of tin ion q=1.6×10-19 CMass of tin ion m =118.71 amu =1.98*10-25kgPotential…

Q: The nonpolar core of the membrane of a muscle cell has a thickness d = 4nm and a dielectric…

A: Since you have posted mutiple questions, I have solved first two parts of your problem. a)The…

Q: Refer to Multiple-Concept Example 3 to review the concepts that are needed here. A cordless electric…

A: Power of the electric shaver is P = 3.5 W Battery applied to the shaver is V = 1.8 V Number of the…

Q: Magnetic field lon separator +200V -200V Photographic Velocity selector plate P lon accelerator Ions

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Q: 16.10b (b) Determine the maximum voltage that can be applied to a Teflon-filled parallel-plate…

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Q: Analysis of Data The magnetic field produced by the Helmholtz coil at the center of the coil (at the…

A: The magnetic field produced by the Helmholtz coil at the center of the coil is, .Where, Where,  is…

Q: The plates of a parallel plate capacitor have an area of 100 cm² each and separated by 2mm. The…

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Q: What are the SI units of electrical potential, electric charge and energy? How are they related?

A: Answer:-  S I unit of electric potential = Volt(V)  S I unit of electric charge = Coulomb  S I unit…

Q: Calculate v in Figure 1 (magnitude and phase) at fc: out

A: (a) Let vin denotes the input voltage, vout denotes the output voltage, it denotes the current, R…

Q: Write down the condition and equation which must be satisfied if the ions are to emerge from the…

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Q: Calculate  IL,  using the Thevinin’s  Theorem.    the following are the values:   V1 = 36 V,…

A: V1 = 36 V  R1 = R3 =  22 Ω R2 = R4 = 33 Ω R5 = RL = 5 Ω

Q: For problem 16 of the text, calculate the potential in volts using a value of a = 16.3 cm instead of…

A: Given,The value of a = 16.3 cm=0.163 mq1=3.4 ×10-12 Cq2=6×10-12 CTotal potential at O,

Q: What voltage would be required to accelerate an electron to a speed of 3.0 X 10^6 m/s, assuming it…

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Q: The plates of a parallel plate capacitor have an area of 100 cm2 each and separated by 4 mm. The…

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Q: Two parallel plates, connected to a 40- V power supply, are separated by an air gap. How small can…

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Q: What is the power dissipated by R5 if R1 = 4.00 N, R2 = 5.00 N, R3=6.00 N, R4=8.00 Q and R5=4.00 Q…

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Q: The diagram shows a mass spectrometer used for measuring the masses of isotopes. It consists of an…

A: Let m1 and m2 denote the two isotopes, q denotes the charge on the isotopes, V denotes the applied…