An object of weight W is falling vertically at a constant speed in a fluid. What is the magnitude of the drag force acting on the object? A. 0 W 2 C. W D. 2W B.

Q: What current flows through a 2.34 cm diameter rod of pure silicon that is 16.0 cm long, when 1000 V…

A: Write the expression of resistance of the pure silicon and calculate it. R=ρlA=2.30×103 Ohm·m 0.16…

Q: A wheel of radius 28. 0cm starts from rest's makes 6.00 revolutions in 1.80s. (a) Find its angular…

A: Write the given values with the suitable variables. r=28 cmωi=0 rad/sn=6 revt=1.80 s Here, r, ωi, n,…

Q: The PV diagram below represents 3.28 mol of an ideal monatomic gas. The gas is initially at point A.…

A: Solution:-Given thatnumber of moles (n)=3.28 molideal monatomic gas

Q: A grating has 340 lines/mm. How many orders of the visible wavelength 629 nm can it produce in…

A: In Grating  dsin(θ)=nλ            (1)where d is the distance between two slits in gratingn is the…

Q: As a ball falls under the influence of gravity, does gravity do positive work or negative work?…

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Q: A car travels due eat with a speed of 340 kmh Raindrops are falling a constant speed vertically to…

A: Relative velocity can be defined as the velocity of an object with respect to another object. It…

Q: A double-slit arrangement produces interference fringes that have an angular separation of 4.31 x…

A:

Q: A parallel-plate capacitor has a capacitance of 660 pF, a plate area of 180 cm2, and a mica…

A: The movement of charge causes the current to flow in the conductor. Each charge has an electric…

Q: The decay energy of a short-lived nuclear excited state has an uncertainty of 8.4 ev due to its…

A: Concept used: Heisenberg's uncertainty principle states that energy and time of a reaction cannot be…

Q: In the figure, two 5.40 kg blocks are connected by a massless string over a pulley of radius 2.10 cm…

A: Have a look dear

Q: In the figure, two radio-frequency point sources 5z and 52, separated by distance d = 2.8 m, are…

A: Given data- separation distance d=2.8 m wavelength=0.7 m We know that interference maxima given as-…

Q: Figure below shows an object's velocity vs time graph. Draw the position vs time graph. Assume x = 0…

A: For the segment "A" velocity is constant. Since velocity is constant(acceleration =0),  displacement…

Q: 1. Common static electricity involves charges ranging from nanocoulombs to microcoulombs. (a) How…

A: Given: The given charge value is, Q=-3.4 nCQ=-3.4×10-9C To find the value of the number of…

Q: A 0.350 cm diameter plastic sphere, used in a static electricity demonstration, has a uniformly…

A: Given data:  Diameter (d) = 0.350 cm Charge (Q) = 45.0 pC = 45.0 × 10-12 C Required: The potential…

Q: An LC circuit is built with a 50 mH inductor and an 6.0 pF capacitor. The capacitor voltage has its…

A: Inductance , L = 50 mH = 50 x 10-3 H Capacitance , C = 6 pF = 6 x 10-12 F Maximum Voltage , Vmax =…

Q: A certain spherical asteroid has a mass of 5.2 x 1016 kg and a radius of 8.8 km. What is the minimum…

A: Given: In this question, the given details are, A certain spherical asteroid has a mass of 5.2×1016…

Q: In the figure, assume two waves of light in air, of wavelength 428 nm, are initially in phase. One…

A: The two waves of light are initially travelling in phase. Their wavelength is 428 nm Let λ=428…

Q: c) Solve for the time of flight t and the height y at which the water enters the window. Report both…

A: In this question we have to find the time and the height at which water enters the window. Please…

Q: 2. A square coil of wire changes its side from 4 cm to 1 cm in 2 ms It is placed with the normal of…

A: We will use the induced emf formula in this problem,

Q: A parallel-plate capacitor has plates with area 2.10x10-2 m2 separated by 1.70 mm of Teflon. a.…

A: Given: In this question, the given details are, A parallel-plate capacitor has plates with area…

Q: How many electrons must be removed from a neutral object to leave a net charge of Q2 = 1.7 µC?

A: Given: In this question, the given details are, Here, the given value of the net charge is,  Q2=1.7…

Q: Question 2 NOTE: Round off answer up to 2 decimal places. Use g = 9.8 m/s². Indicate the unit…

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Q: Two waves of the same frequency have amplitudes 1.46 and 1.94. They interfere at a point where their…

A: Dear student The amplitude of resultant wave is given by: A = [A12 + A22  + 2.A1.A2.cos¢]1/2 Here,…

Q: Composite or stratovolcanoes often eject tiny particles of dust into the atmosphere causing dust…

A: Given data: Charge (q1) = +2.0 μC = +2.0 × 10-6 C Charge (q2) = -2.0 μC = -2.0 × 10-6 C Distance (d)…

Q: A charged particle (Q = 5 C, m = 0.03 kg) moves at a speed of 55 m/s perpendicular to the direction…

A:

Q: Verify the following relations for cylindrical coordinates u = r, v = 0, w = z: a) the surfaces r=…

A: The relation between cylindrical and cartesian coordinates is,   r=x2+y2               z=z x=rcos(ϕ)…

Q: A current wire of 1 = (4) is placed in a nonuniform magnetic field given by B = Boî What is the…

A: magnetic forceF→ on acurrent carrying wire kept in uniform magnetic field B→ of length L is given…