What is the period of a pendulum consisting of a 24-kg object swinging on a 2-m string? Use acceleration due to gravity 9.8 m/s2.
Q: Why do we believe there is dark matter? b) What important discoveries were made early in the 20th ce...
A: Dark matter is a hypothesized kind of stuff that is considered to make up around 85% of all matter i...
Q: A convex mirror has its radius of curvature 20 cm. Find the position of the image of an object place...
A:
Q: Two narrow sits are 0.3mm apart. The dark fringe of order 4 is 1.6 degrees from the central bright f...
A: The distance between the two narrow slits is given as, d=0.3 mm=0.3×10-3 m, The order of the dark fr...
Q: 5. Two charged particles are placed on an x-axis in a vacuum. Charge ql (5uC) is at the origin, char...
A: q1 = 5 μC = 5 × 10- 6 C q2 = - 8 μC = - 8 × 10- 6 C Position of q1 charge is x1 = 0 m Position of q2...
Q: A v-shaped metal rod completes a circuit while sliding without friction on a pair of rails in a unif...
A: The force (in Newtons ) pulling the rail downwards. given, Velocityv=7.28 m·s-1magnetic fieldB=6.40 ...
Q: O attractive Two long, parallel wires are separated by a distance of 0.400 m (see (Eigure 1)). The c...
A: The distance between the two parallel wires is given as, r=0.4 m, The initial magnitude of the curre...
Q: 7. Two forces F1 and F2 are applied to a post as shown. Write the resultant force in terms of magnit...
A:
Q: An equiconvex lens having spherical surfaces of radius 10 cm, a central thickness of 2 cm, and a ref...
A: Given : r=10cm t= 2cm n1=1.61...
Q: Which angles from figure 3 should be used when drawing your force vector diagram above?
A: here angle φ1 and φ2 are in line with the plane, that is parallel to the plane. and angle φ3 and φ4 ...
Q: A light ray passes through a glass lens, shown in cross section in the figure below. Find the angle ...
A: Given θ1 = 35° θ2 = 18° θ3 = 32° Find the angle of incidence, as following below.
Q: please answer c) only 2. a) A spinless particle, mass m, is confined to a two-dimensional box of len...
A: From the given density of states the particle function of the system: ZN = ∫0∞gkexp-βEdk The average...
Q: Problem 1.38 The horizontal link BC is t= 6 mm thick, has a width w 30 mm and is made of a steel wit...
A:
Q: rrection). The values o d the letters S, P, D and I n atom. Express your ans
A: Given reaction as, 2P12→1S12 From the given reaction, we can considered as, n=2→n=1
Q: An ideal gas at pressure of 650.5 kPa and volume of 3.00x10-3 m3 expands reversibly to a final volum...
A: Given: Initial Pressure,PI=650.5kPa=650.5×103PaInitial Volume,VI=3×10-3m3Final Volume,VF=9×10-3m3Fin...
Q: 3-3 Find the minimum energy in the laboratory system that a proton must have in order to initiate th...
A: Protons are subatomic particles found in the nucleus of every atom. There is a positive charge on th...
Q: 9: Explain the radar cross section.
A: Radar Cross section: The ability of a target to reflect radar signals in the direction of the radar ...
Q: Consider two identical lincar oscillators with spring constant k. The interaction potential is given...
A:
Q: General Relativity Consider a spherical blackbody of constant temperature and mass M whose surface l...
A: Stefan-Boltzmann's law says that energy released by a blackbody is proportional to the fourth power ...
Q: v (z, t) is a solution of the Schrödinger equation for a free particle of mass m in one dimension, a...
A:
Q: 5. The ammeter shown in figure reads 5.00 A. Determine the values of I1, Iz and €. 8Ω 10 4Ω +20 V Fi...
A:
Q: A transformer rated 30 MVA, 33/230 kV and having a reactance of 0.05 pu is connected to the bus-bars...
A: Given Transformer rating = 30 MVA Reactance = 0.05 pu Voltage = 33 ...
Q: Four capacitors are connected as shown in Figure P16.33 (C = 10.0 AµF). %3D 3.00 u 20.0 f 6.00 uF Fi...
A:
Q: Connider vectors A- 40 i+30j and B- 4.0i + 8.o) Part A Calculate A+ B. Express your answer as ri + u...
A: Given data A→=4i+3jB→=-4i+8j Here, A and B are the two vectors. The i and j represents the direction...
Q: 101 speakers with a spacing of one meter between adjacent speakers form a line 100m long on the grou...
A: Given: P=2500 W 101 speakers with a spacing of one meter between adjacent speakers from a line 100 m...
Q: A 450-lb counterweight B pulls the 235-lb block considered frictionless and weightless. Determine th...
A: Given information: The weight of the block A (WA) = 450 lb The weight of the block B (WB) = 235 lb T...
Q: Consider the two pucks moving on a flat, icy surface. The pucks are connected by a cord of length e....
A: Concept: Here, In this Question In order to determine the velocity in terms of F, d, L and m we will...
Q: 2. Explain how the band gap of a semiconductor can be determined from temperature dependence of its ...
A: Semiconductor is a device whose conductivity lies between the conductor and insulator. Its resistivi...
Q: The potential o(r) = (/4TE0")E¬H" may be regarded as representing the effect of screening of a charg...
A: Given: ϕ(r)=q4πε0re-μr To calculate: Charge density a...
Q: A 11.2 kg weather rocket generates a thrust of 220 N. The rocket, pointing upward, is clamped to the...
A:
Q: 6,00 m It is released at point A as shown in the form of a 10.0 kg block. The rail is non-friction, ...
A:
Q: 1. The beam is subjected to a load F = 400 N and is supported by the rope and the smooth surfaces at...
A:
Q: 3. Triangle. Consider the point charge distribution in the figure. What is the magnitude of the net ...
A: We have an equilateral triangle having charge q at its corner We have to find the electric field at ...
Q: You are given the following data for the specific charge of copper ions experiment, 田 Current Time I...
A:
Q: A double slit experiment is performed with sodium (yellow) light of wavelength 589-3 nm and the inte...
A:
Q: 4. What is the purpose of plotting the displacement reading versus the inverse of the measured frequ...
A: The inverse of the measured frequency gives the value of the time period. Thus, the plot of the disp...
Q: 5.6) In its rest frame, quasar Q2203+29 produces a hydrogen emission line of wavelength 121.6 nm. As...
A: If a distant astronomical object is observed from Earth there will be a slight shift in the waveleng...
Q: How could you modify the experiment of the resonance with a sonometer experiment to determine whethe...
A: In the experiment of the resonance with a sonometer experiment a tube is filled at point with the w...
Q: (Figure 1) shows a mass spectrometer, an analytical instrument used to identify the various molecule...
A: All charged particles, upon entering the magnetic fields, trace curved trajectories when they're wit...
Q: Earth mass = M, Mech 3. A satellite of mass m is in an elliptical orbit around the Earth, which has ...
A: The mass of the satellite is given as, m, The mass of the Earth is given as, Me, The radius of the E...
Q: Exercise 5.35 (M) Determine the temperature dependence of the HEAT CAPACITY in the low temperature l...
A:
Q: problemin gözümüne de PROBLEM: F= 40N The 60kg disk shown in the figure is articulated from its cent...
A:
Q: Consider the situation depicted below, where three closely spaced wires are carrying currents of mag...
A: Given, the current flowing through the wires are i1=-1.2mAi2=+4.1mAi3=-1.9mA Here negative sign indi...
Q: 2. An electron is initially moving horizontally at Vo= 3.0X10^6 m/s when it enters a uniform electri...
A: consider horizontal direction as x-axis. and vertical direction as y axis. initial velocity is along...
Q: W,
A: Given as, The figure 3 is given. To find the angle in which force vector drawing above.
Q: 3. A current I, = 5.0A flows counterclockwise in the rectangular loop of width b = 4 cm and height h...
A:
Q: A concave mirror (f1 = 13.8 cm) and a convex mirror (f2 = −5.50 cm) are facing each other and are se...
A: Given: f1=-13.8cm, f2=5.5cm, d=34.2cm, u1=-17.1cm The sign convention used here is respective to eac...
Q: Prove that (é,. ở)² = 12x2 with é, the unit vector in the direction of
A:
Q: In the figure a butterfly net is in a uniform electric field of magnitude E = 2.3 mN/C. The rim, a c...
A: Given: Electric Field,E=2.3mN/C=2.3×10-3N/CRadius,a=6.2cm=6.2×10-2mAngle,θ=00 Although an electric f...
Q: Q1:-Show that r2 for a spherical Fermi distribution, p(r) = Pol1+exp (| , be expanded in () accordin...
A:
Q: 120 N 80 N 160 N 50 w 09
A: Given Data : F1 = 160N F2 = 80N F3 = 120N To Find : single resultant force FR and its direction
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
