Magnitude
Q: 4. Why does the equation of Exercise 3 imply that d(B + E dt) = 0? nod holn on #A
A: Concept used: Faraday's law is used where changing magnetic field or flux produces electric field.
Q: Complete this chart. VOLTAGE (E) CURRENT (I) in amperes RESISTANCE (R) in volts in ohms 1. 50 25 2. ...
A: Note: Due to BNED QA policies, I will do only 3 subparts at a time. Please submit the remaining part...
Q: An 80 cm long bar contracts axially by 0.2 mm when a compressive load is applied to it. Determine th...
A: Given: Length of bar= 80 cm = 0.80 m Contraction in bar = 0.2 mm = 0.0002 m To find: Str...
Q: y= The (mass m) slides down the baggage chute shown, with a coefficient of friction uk. At the point...
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Q: A solar cell of 10cm x 10cm size and with an energy band gap of 1.14 eV has an efficiency η = 15% wh...
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Q: Newtons first law of motion
A: Every object continues to be in the state of rest or of uniform motion (constant velocity) unless th...
Q: 1. Calculate the absolute pressure at a point on a submarine, at a depth of 30 m below the surface o...
A: Given, depth = 30 m below surface of sea atmospheric pressure, Patm= 101 kPa Density of Sea water = ...
Q: 3. Three forces, each of 10 N, act on the same object. What is the maximum total force they can exer...
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Q: What critical event must occur in order for a protostar to become a star?
A: A very young star that is yet gathering mass from the parent molecular cloud is called a protostar. ...
Q: You place a 200.0 g mass on a spring which stretches 13.5 cm. - Find the spring constant - Find the...
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Q: Please give me the correct answer. ASAP!
A: The charge on the sphere B after the wire is removed will be negative.
Q: 1 mol of N2 gas in a volume of 300 K and 2 L undergoes an isothermal reversible expansion up to 20 L...
A: Given, n = 1 mole T = 300 K V1 = 2 L V2 = 20 L For isothermal process, T remains constant The ide...
Q: A small box of mass m slides on frictionless ice with initial speed v to the right. It approaches a ...
A: m1v1+ m2v2 before collision= m1v1+m2v2 after collision mv1+0=0+2mv2 v2= v1/2 v2= 0.5
Q: A polarized electromatnetic wave is originating behind the page. If possible, the electromagnetic wa...
A: In B and C electric field and axis of polarizer are parally oriented so here meximum electric field ...
Q: In Einstein’s theory of special relativity, the mass m of an object moving with velocity v ism = (m0...
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Q: If star B is a 5th magnitude star and star C is 9th magnitude, what is their brightness ratio? Light...
A: Apparent magnitude of the star m is the measure of brightness of star from earth. Brightness is also...
Q: Consider the percentage difference between the Tccw and for the first two parts of the laboratory wh...
A: To describe the correct results is given below.
Q: What devices are used to protect a circuit from overloads?
A: There are the following devices used to protect a circuit from overloads:- Fuses:- It is a device ...
Q: An infinite current shet ies i the plane z = 0 with K = Ka,. Obtain the magnetic vector potential ev...
A: Given: An infinite current sheet in plane z=0 with K→=Ka^y To find: Magnetic vector potential everyw...
Q: Help me please
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Q: (1) the solar luminosity has been constant since the Sun formed, and (2) the Sun was initially of un...
A: If E is the rate of energy radiated by the sun and L is the luminosity of the Sun, then the time tak...
Q: Please give me the correct answer. ASAP!
A: A plastic rod is rubbed with piece of animal fur and the plastic rod acquires a negative charge duri...
Q: a method for determining the sizes of the orbits of pl from the sun than Earth. His method involved ...
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Q: Two toy robots, one of mass m, = 2 kg with velocity u, = 1ms 1, %3D and another of mass m2 = 1 kg wi...
A: The mass of first robot is given as, m1 = 2 kg The mass of second robot is given as, m2 = 1 kg The i...
Q: A U-tube manometer containing mercury gives a height reading of 250 mm of mercury when connected to ...
A: Absolute pressure is the sum of gauge pressure and atmospheric pressure. The gauge pressure is the p...
Q: Write an equation to define the period of oscillation for a simple pendulum. Explain each variable i...
A: Introduction: A point mass attached to a light inextensible string and suspended from fixed support ...
Q: Water enters a pipe with a diameter of 2.0cm at a speed of 15.0 m/s - at what velocity will it come...
A: AT the entry r1 is the radius and r2 is the radius at exit we know from equation of continuty A1...
Q: In concentric spherical shells which is equipotential surface, what is the work done in moving a cha...
A: Given data q=1 Cd=0.5 mV=-10 Vt=0.0002 sec
Q: Question 2 What is the mass of the lightest vector meson formed by light quarks and antiquarks (u...
A: Mesons are formed by the combination of quarks and antiquarks. The types of mesons are:
Q: Rv= B is the relationship between pressure and volume in the adiabatic processes of an ideal gas, wh...
A: Given: Adiabatic process and P1V1r =P2V2r Means For an adiabatic process, PVr =constant.....(i)
Q: A bullet is fired from a rifle at a height of 6 feet with an inital velocity of 2000 feet per second...
A: Initial height yo = 6 feet Initial velocity v = 2000 ft/s angle of elevation θ = 5o Acceleration due...
Q: The energy-level diagram for the atomic emission spectra of an unknown gas is presented in the diagr...
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Q: A carnot refrigerator operates in a room in which the temp is 25 degrees celsius and consumes 3 KW o...
A: Carnot refrigerator operates steadily. Coefficient of performance of Carnot refrigerator depends on ...
Q: A simple harmonic oscillator consists of a block of mass 3.00 kg attached to a spring of spring cons...
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Q: If light shines on two narrow parallel slits separated by a distance d, it produces a diffraction pa...
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Q: A loop of wire is bent to have straight and circular arc shaped parts as shown in the figure. A cons...
A: Concept used: Biot-Savart's law is used to calculate the magnetic field due to current carrying loop...
Q: What is the problem faced by automatic compensators?
A: Concept used: Automatic compensators work on the principle of optically levelling. They automatic le...
Q: Qfcopper wlie (xae.0068) is conneeted to a 12 volt batt ery at zol amed contaet cuttent ef Onús A at...
A: Given data V=12 VI1=0.45 AI2=0.41 ATref=20°Cα=0.0068/°C
Q: - An automobile wheel contains air with a pressure of 3x10 ^ 5 Pa at 25⁰C. The sipop cover was remov...
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Q: 4. A positively charged rod is brought close to one end of a neutral metallic plate. What type of ch...
A: Given: A positively charged rod and neutral metallic plate. To find: Charge induced on the farthest...
Q: The static electric field is found in a system as; E-а, (Зу- с 2) +а, (сх- 32) +a, (су+42) Determine...
A: Given, Static electric field is, E→ = a^x3y-c1z+a^yc2x-3z+a^zc3y+4z So from Helmholtz's Theorem, E→=...
Q: An ldeal gas goes ar the langle shaped Pv diagram, A-C The pressure changes belween P1 and 4P1, and ...
A: Work done in a thermodynamic process is the area under P-V curve In the process from C toB volume de...
Q: Last summer, a Meralco electrician conducts a record of the electrical voltage supply readings withi...
A: To represent the graph for the given question.
Q: A car P travels along a straight road with a constant speed v = 62 mi/hr. At the instant when the an...
A: The car is travelling in the x-direction. We can consider the radial and angular components of the ...
Q: At a certain harbor, the tides cause the ocean surface to rise and fall a distance d (from highest l...
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Q: Two rockets leave from a planet, each traveling at significant fractions of the speed of light a) Dr...
A: We have considered both the rockets are went in the same direction.
Q: The solution to the differential equation of a damped oscillator, for the case in which the damping ...
A: We have to conclude the way of determining Phase constant of damped oscillator.
Q: A. Reaction Time of Unlearned Responses a. Results: Person A: Trial 1 23 cm Trial 2 49 Trial 3 43 cm...
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Q: A mass is attached to a string that goes through the hole in a horizontal table as shown in the imag...
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Q: Experiment: MOMENT OF INERTIA USING COMPOUND PENDULUM I want Objective for this experiment
A: Objective Moment of inertia of compound pendulum Objective of this experiment is find the moment of ...
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