Derive the expression a=mgr/I +mr^2 for the acceleration a = ar of the falling mass m "
Q: Find the velocity of a 10 kg ball if it has 400 Joules of kinetic energy.
A:
Q: 6 V -ww- 50
A: Given circuit as,
Q: On the circumference of a circle, a charge with q = -5Cs released at some point A, there's a voltage...
A: Given: q=-5C, VA=-12V, VB=-7V, V0=-1V, R=0.1m The potential energy difference only depends on the in...
Q: A traveling wave is described by y = 10 sin (βz – ωt). Sketch the wave at t = 0 and at t = t1, when ...
A: The travelling wave is given byy=10 sin βz-ωtω=106 rad/s, At t=0y=10 sin βzAt t=t1, y=y1phase differ...
Q: Review | Constants A bat strikes a 0.145 kg baseball. Just before impact, the ball is traveling hori...
A:
Q: For the statements in them, put T if they are true and F if they are false. c) ( ) Two gases A and...
A:
Q: The e.m.f. of a cell is 6 volts. When the cell is used to send a current through an eternal resistan...
A: To Find: Internal resistance (r) Given Data: E = 6 V R = 10 ohm V = 5.5 V
Q: The length of vibrating wire is 60 cm and frequency is 110 Hz. When the length is decreased by 5 cm,...
A: To find-No. of beats produced=?Given-Initial length of wire (l1)=60 cmInitial frequency (n1)=110 HzF...
Q: Consider the normal incidence of a plane electromagnetic wave with electric E = E, exp[i(k,z-ox)]ê o...
A: The x-y plane forms the boundary between 2 linear media. The plane wave with frequency ω travels in ...
Q: A 7.80-g bullet moving at 510 m/s penetrates a tree trunk to a depth of 5.40 cm. (a) Use work and en...
A: Given, mass of bullet= 7.80 g= 7.8*10-3 kg Initial velocity, u =510 m/s Final velocity,v=0 Distance ...
Q: In the phase space of a system of N particles, the number of degrees of freedom is . ON O 2N O 3N 6N
A: The degrees of freedom can be defined as the number of free parameters that can be used to specify t...
Q: In the phase space of a system of N particles, the number of degrees of freedom is . O N O 2N O 3N
A: We know that,In phase space every particle has 3 momentum coordinates and 3 position co -ordinates.
Q: A negatively charged ion at point A has a speed vo of 1.4x10ª m/s. Find the magnitude and direction ...
A:
Q: 4. What is color should I paint my roof, dark blue or red? Why?
A: We know that, All Different colour roofs reflect the sun rays differently. And it has been noticed t...
Q: 1. Apply the Maxwell's Mesh Equation to determine i. 102 6 V 8 V ww
A: Given: Three loops in a circuit, Having current flowing in each loop Two voltage sources, To find: ...
Q: The transformation Q = λq, p = λP is canonical while the same transformation with t time dilatation,...
A: The given transformation is canonical when, Q=λq and p=λP. The given transformation is not canonical...
Q: A 6400-kg elevator has a maximum acceleration of 2.5 m/s?. Calculate the minimum diameter steel cabl...
A: Given that,Mass of elevator : m = 6400 (kg)Magnitude of acceleration : a = 2.5 (m/sec2)Here we need ...
Q: A 2.60N metal bar, 1.50 m long and having a resistance of 10 ohms, rests horizontally on conducting ...
A:
Q: If a galaxy is 8.9 Mpc away from Earth and recedes at 497 km/s, what is H, (in km/s/Mpc)? km/s/Mpc W...
A:
Q: Which of these is the reason why sound can be propagated away from the source? a. condensations have...
A: Given, to find which of the reason is responsible for the sound wave to propagate away from the sour...
Q: 5. The building slab is subjected to four parallel column loadings. Determine the equivalent resulta...
A: Given: Force, F1=8 kN And F2=9 kN To find: Equivalent resistance force and its location in x and y ...
Q: The kinetic energy of rotation of a body about a given axis is 157J. Its angular momentum about the ...
A:
Q: A 4.5 m length of copper wire at 25°C has a radius 0.30 mm. If a potential difference of 12.0V is ap...
A: Given that,Length of wire : L = 4.5 (m)Radius : r = 0.30×10-3 (m0Potential difference : V = 12 (V)In...
Q: Make a comparison about the good and bad effects of Nanoworld.
A: Introduction: A nanoworld is a world conceptually based on nanotechnology. It is basically understan...
Q: The potential of an electron in a one-dimensional lattice is of the same type as that used in the Kr...
A: In quantum mechanics, the particle which is present in a one-dimensional lattice is a difficulty tha...
Q: A 25 cm rod moves at 3.0 m/s in a plane perpendicular to a magnetic field of strength 0.30 T. The ro...
A: Note :- Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the questi...
Q: Show that the transformation for a system of one degree of freedom, Q = q cos α − p sin α, P = q sin...
A:
Q: Physics Problem: The ballistic pendulum is a device used to measure the speed of a projectile, such ...
A: mass of the bullet=minitial velocity of the bullet=v0Mass of the larger block=Minitial velocity of t...
Q: Exercise 1: A horizontal spring has a constant k = 360 N/m. (a) How much work is required to compres...
A: The given spring has a spring constant, k=360 N/m As this spring is compressed, due to its compressi...
Q: The pinion gear A on the motor shaft is given a constant angular acceleration a = 6 rad/s? (Figure 1...
A:
Q: Find the encuease in bueture tequired lo decucase nolume of mecuy by o.001% CBula, moduhes melculey ...
A: To find-Increase in pressure (dP)=?Given-Change (decrease) in volume=dV=0.001% of VTherefore-dVV=0.0...
Q: A photometric measurement of a known and unknown star is captured in the same camera shot. The visua...
A: Given information: The magnitude of the standard star (ms) = 10.333 In given picture we can identify...
Q: Use the following constants if necessary. Coulomb constant, k = 8.987 x 10°N - m²/c2. Vacuum permiti...
A:
Q: She Kouce conslant of a ulire is (K) and that of_anothese coire es (2K). Ohen both he uoires ace str...
A: To find-Relation between work doneGiven-The force constant of first wire=KThe force constant of seco...
Q: Star X has an apparent magnitude of 0.03 and an absolute magnitude of 0.6. If it were moved to be tw...
A:
Q: 3. The thresho Calculate th the copper
A: To determine: The threshold frequency for the emission of photoelectrons from copper is 1.10×1015 Hz...
Q: STEP 1. Draw the given vectors.
A: Given: The magnitude of vector A→ is 35° North of East. The magnitude of vector B→ is 15°...
Q: b) Calculate the force acting on qi due to q2. z component of the force Give your answer to at least...
A: The force between two charges can be calculated using Coulomb's law. This law states that force betw...
Q: 2. Derive an expression for the moment of inertia of the rod+ball system, given that a rod rotating ...
A: This is question based upon calculating the moment of inertia for a compound system. For a compound...
Q: The frequency of a tuning fork is 256 Hz and velocity of sound in air is 350 m/s. Find the distance ...
A: frequency of a tuning fork is f = 256 Hz The velocity of sound in air is 350 m/s no of vibrations is...
Q: A force of 640 newtons stretches a spring 4 meters. A mass of 40 kilograms is attached to the end of...
A: Given that,Force : F = 640 (N)Spring stretched : x = 4 (m)Mass : m = 40 (kg)Velocity : v =6 (m/sec)H...
Q: Energy donsily of 0.25T/m, when ils ire is exlension is olecmm Find eneigy of uire, Lohen elongalion...
A: To find-Energy (E)=?Given-Energy density (U)=0.25 J/m3e1=0.2×10-2 me1=2×10-3 mExtension e2=1 cme2=1×...
Q: 4' What element has a Ka x-ray line of wavelength 0.144 nm? no
A:
Q: We use a Geiger counter to measure RT, the total counting rate (in counts per minute) due to a radio...
A:
Q: (a) Calculate the energy released in the beta decay of P. (b) If a beta particle has 650 keV, how mu...
A: “Since you have asked multiple question, we will solve the first question for you. If you want any s...
Q: A tow truck is pulling a car out of a ditch by means of a steel cable that is 9.2 m long and has a r...
A: Given that,The length of the steel cable : L = 9.2 (m)The radius of the steel cable : r = 0.50 (cm)T...
Q: A satellite follows a circular orbit around a planet, whose period of revolution is T1 = 8 h. As it ...
A: A satellite is a body that orbits around the stars or planets. They are artificially constructed or ...
Q: An aqueous solution of ammonium sulfide, (NH,),S, is made by dissolving 7.64 grams of ammonium sulfi...
A: The weight by volume percentage (w/v %) is defined as the mass of solute in grams per 100 mL of solu...
Q: Five kg of fish (Cp = 3600 J/ kgK) are packed in foam packaging with a heat transfer surface A = 0.4...
A:
Q: H.W.1- What is the four Quantum Numbers of the atom when X28, 28X-2, 28X+3?
A:
"Derive the expression a=mgr/I +mr^2 for the acceleration a = ar of the falling mass m "
Trending now
This is a popular solution!
Step by step
Solved in 3 steps with 4 images