(a) What must the charge (sign and magnitude) of a 1.45 g particle be for it to remain stationary when placed in a downwarddirected electric field of magnitude 650 N/C? (b) What is the magnitude of an electric field in which the electric force on a proton is equal in magnitude to its weight?
Q: Choose only the letter of the correct answer.
A: To find: The potential at point B Given, q=-6×10-19Cra=3mrb=5mPotential at B is,VB=14π∈∘qrbon substi...
Q: Pendulum experiment
A: The graph, shape and relationship that best matches the data. given, The relation between length(l) ...
Q: The range of audible frequencies is from about 20 Hz to 20,000 Hz. What is the range of the waveleng...
A: Given data f1=20 Hzf2=20000 Hzλ1=400 nmλ2=700 nmfc=23×103 Hz
Q: (a) Starting from Coulomb's law, show that the electric potential a distance r from a point charge q...
A: a) Coulomb's law states, the force between two charges is directly proportional to the product of bo...
Q: 3. e = 0.4. A spacecraft is in an elliptical orbit around the Earth with a= 1.8 x 107 m and (a) How ...
A: Given is a = 1.8×107 m e = 0.4 find time travelled θ1 =30 deg to θ2 =185 deg
Q: Draw the circuit diagrams of the following using only the NAND gates. (a) Z = A.B ...
A: (a) Z=A.B using NAND
Q: A cable is supporting three concentrated loads, as shown in the figure. Determine thecomponents of t...
A: Determine two reaction force components at A from solution of two equations formed from taking entir...
Q: From the figure, identify which point is the: A B D E F G H Second interference maximum point? Secon...
A:
Q: A box is being pushed horizontally along the floor in a straight line at a constant speed. What must...
A: Introduction: When a body is in motion, it has resistance because the body interacts with its surrou...
Q: A laser produces light of wavelength 633 nm in pulses that propagate in the +x-direction and that ar...
A: (a) p = hλ =1.047*10-27Kg ms (b) ∆p = h2π∆x =1.5*10-19Kg ms as a percentage ∆pp% =1.5*10-191.047*10-...
Q: Help ASAP
A:
Q: I Review | Constants Light of wavelength 490 nm illuminates a double slit, and the interference patt...
A: Given: The wavelength of light is λ=490 nm. The order of bright fringe is m=4. The diffraction pat...
Q: Please give me the correct answer.
A: Given: The value of charge is q=1.00 μC. The value of mass is m=1.00 kg. The formula to calculate ...
Q: Help Plaese
A:
Q: In a machine the effort required to lift certain load is 150N, when efficiency is 65%. Finc the idea...
A: Given: The machine effort required to lift the load when the efficiency is 65% is 150 N. Introductio...
Q: Solve it quickly please
A: Given V = 420 V F = 50 Hz 3 phase supply Line current = 12 ACalculate reactance and Capacitance
Q: Didnt understand this ques. Can you solve this. Thanks (i) Give an example of an object that has thr...
A: A) If the forces acting on a particle are in same direction , Net Force on Particle will be non zero...
Q: In CRO, the oscillator circuit that produces sweep wave is called Accelerating anode Focus grid Inte...
A: In a CRO, Sweep generator produces the sweep wave
Q: Freddie has a small telescope that has a 146-cm focal length objective and an angular magnification ...
A: The formula to calculate the angular magnification of the telescope is given by M=fofe.................
Q: Please help
A: The magnetic torque is given by the relation τ=NIABsinθ Here, The no. of turns in the loop is 'N' Th...
Q: The DC generator has both shunt and series field winding which wound on to the same poles. O Compoun...
A:
Q: A air-filed solenoid 3.3 m diameter and length 23 cm, has 100 turns. If the current increases from 9...
A: (a) Let d denotes the solenoid’s diameter, A denotes the area, l denotes the solenoid’s length, N de...
Q: please only solve a) and b)
A: The volume charge density is given by And the radius is given by b (a) The charge contained in a...
Q: Hint 1: Since water has alower index of refractionthen oil, the reflection offthe back surface does ...
A: Let n denotes the oil’s refractive index, d denotes the minimum thickness of the oil film, m denotes...
Q: Electric Potential
A: Given, Total charge=Q Radius of the semi-circle, R=a Linear charge density, λ=QπR Considering an ele...
Q: The angle on the incident is a 45 degree the angle of refraction in the second medium n2 is 23 degre...
A: A)For the interface of medium 1 and air Applying Snells law at the interface sin i sin r = n2n1⇒1....
Q: Consider two scenarios. A ball of weight 10 N rolls on the floor and a block of weight 10 N slides o...
A: Introduction: Friction is the force that resists motion when the surface of one object comes in cont...
Q: A Quantum Mechanical Skater is rotating with an l=25. What is the total angular momentum the scatter...
A: There are 5 questions in this problem. As per our policy, we will answer the first 3.
Q: 3) Point charges q, = L=2 m has a total charge q=90 µC and a uniform linear charge density 1=45 µC/m...
A: Given, Charges are, q1=35μC=35×10-6Cq2=-25μC=-25×10-6Cq3=15μC=15×10-6C From figure 1, distance bet...
Q: Solve it quickly please
A: Core loss is independent of the load. When the load is varied, the core loss will remain the same.
Q: I need help with these questions
A: Surface temperature for planet
Q: Pendulum Lab
A: Time period of a pendulum is given by, T=2πlg
Q: Consider the circuit shown in figure, For R136000, R2=9000, V1=6 V and 1-0.39 A, using Kirchhoffs la...
A: Given : R1=6000ΩR2=9000ΩI1=0.39AV1=6V
Q: Please help me asap thank you!
A: (a) Given: The magnitude of current in the wires is 35.0 A. The side of the triangle is 6 cm. Introd...
Q: Please help me asap thank you!
A: By using, emf we find the time and then take the reciprocal it will gives the frequency.
Q: Find the rest energy of an electron (m = 9.109 x 10-31 kg, q = -e = -1.602 x 10-19 C) in joules and ...
A: Given data: The rest mass of an electrons is m∘=9.1×10-31 kg The charge on the electron is q=-1.6×10...
Q: Can someone help ASAP
A:
Q: Block A is released from rest and slides down the frictionless surface of B until it hits a bumper o...
A: Given: Block A mass, mA=10 kgObject B mass, mB=30 kgHeight, h=0.2 mAcceleration due to gravity, g=9...
Q: A custom-made compound microscope (see the figure below) with an objective lens with a focal length ...
A: As per guidelines, first three sub-parts have been answered. (a) Using thin lens equation, 1fo=1u1+1...
Q: Badly needed the answer today.
A: The value of K in columb law depends upon the medium between two charges. Its value is 9×109 N·m2/C...
Q: Sound waves in the thin Martian atmosphere travel at245 m/s. (a) What are the period and wavelength ...
A: We know fλ=ν λ=νf=245 m/s125 Hz=1.96 m Time Period , T =1f=1125=0.008 sec
Q: Please help
A:
Q: B) i)
A: 100 moles of a gas expands from 2 m3 to 5m3 at 280K. a=0.364 Jm3mol-2 R=8.3145 J mol-1K-1
Q: Question 1 a) Ina closed circuit, an electric current of intensity i goes through a resistor of resi...
A: (a). The resistance is generally defined as the property of the material due to which it opposed the...
Q: The picture must be included.Answer must includecorrect units
A:
Q: Rank the following thermodynamic processes according to the change in internal energy in each proces...
A: (1) W=-250 JQ=-250 The change in internal energy is given by ∆U1=Q-W=-250 J--250 J=0
Q: 11. A drum rotates around its central axis at an angular velocity of 12.60 rad/s. If the drum then s...
A:
Q: A thin square plate of mass m rotates on a smooth surface with an angular velocity of about its mass...
A: Given:- The Mass of the Plate =m Angular Velocity =ω1 The point = p
Q: Find the electrostatic force between charges of +2.0 C and +5.0 C separated by a distance of 75 m in...
A: Given: The value of first charge is q1=2.0 C. The value of second charge is q2=5.0 C. The distance ...
Q: Solve it quickly please
A: Given: Open circuit voltage of transformer is Vno-load=248V. Regulation is 3%=0.03.
(a) What must the charge (sign and magnitude) of a 1.45 g
particle be for it to remain stationary when placed in a downwarddirected
electric field of magnitude 650 N/C? (b) What is the magnitude
of an electric field in which the electric force on a proton is equal in
magnitude to its weight?
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
