3- Find the cross product between ä x b = ĉ. If a = 5i – 4j + 3k, b=-7i +2j - 8k O (a) 24i+19j-15k O (b) 26i+19j-18k O (c) 3i+4j-24k O (d)1i+2j+6k 4. A current of 25 A flews west in a wire that magnetic forces of 0.75 a/m.What is the strength of the magnetic lield which is directed du south? (a) 9.8 (N/C) O (b) 9.8x10^(-7) T O (c) 2x10 (T/m) O (d) 0.03T
Q: Normal modes for a square 2-dimensional wave are shown in the figure to the right. Which normal mode...
A: Given: Normal modes for a square (i.e. Lx=Ly) 2D waves are given for ψmn. ψ11, ψ12, ψ13, ψ21, ψ22,...
Q: Problem 1: (a) Derive the relation of the shortest wavelength limit of X-rays generated with the app...
A: (a) X-rays are commonly produced by accelerating electrons through a potential difference (a voltag...
Q: What potential difference must be applied across a 2.5-k2 resistor in order to produce a current of ...
A: Given:Resistance, R=2.5 kΩCurrent, I=50 mA
Q: The Brachistochrone Problem: Show that if the particle is projected with an initial kinetic energy 1...
A: The brachistochrone is still a cycloid passing through the two points with a cusp at a height z abov...
Q: If a net forçe is acting on an object. Select one. Oa its velocity must be constant Ob its accelerat...
A: Answer : From Newton's 2nd law, we know , the magnitude of applied force on a body is equal to the...
Q: Q. 41 : A particle of mass (m) is rotating in a plane in a circular path of radius (r). Its angular ...
A: To find- Centripetal force (F)=? Given-Mass of particle =m Radius of path=r Angular momentum=L
Q: 2. A cylindrical plug A of mass ma= 0.5 kg is released from rest at point B and slides down smooth c...
A: Work is the transfer of energy into a system in form of force to be displaced by a certain amount. T...
Q: A particle is confined to be in the region-L/2<x< The particle is in the ground state. (a) What ar a...
A: Since we solve up to 3 subparts, we will solve the first three. Please resubmit the question and spe...
Q: Ex. 42 At what temperature will oxygen molecules have the same R.M.S. speed as that of helium molecu...
A: To find- Temperature of oxygen Given- Molecular wt. of oxygen=32 Molecular wt. of oxygen=4
Q: If air is at pressure, P, of 3200 lb/ft?, and at a temperature, T, of 800°R, what is the specific vo...
A:
Q: 1) A cylindrical vessel with a diameter of 8 inches and 5 feet long contained acetylene at 300 psi g...
A: Given Pressure P1 = 300 psi Temperature T1 = 82°F Pressure P2 = 190 ...
Q: 4.4 Sketch the forward characteristics of a germanium and silicon p-n junction diode and describe th...
A: Sketch for forward characteristics curve for Ge and Si p-n junction are as shown below :- ...
Q: 1. A person is standing on a building with a height h. His mass is m and acceleration due to gravity...
A: Doing the free body diagram.
Q: In setting up the production, you need to hang the huge chandelier. As a new twist to the story, thr...
A: If the mass of the chain of chandelier is neglected then only two forces are acting in each chandeli...
Q: A stone weighs 105 lb in the air. When submerged in water, it weighs 67.0 lb. Find the volume and sp...
A: Given:Stone weight in air is 105 lbSame sttone weight in water is 67 lb.
Q: A 2400 kg elevator rises from rest in the basement to the fifth floor, a distance of 20 m As it pass...
A:
Q: Two balls are thrown off a building with the same speed, one straight up and the other at 45" angle ...
A: by applying conservation of energy theorem, we can argue that both balls will hit the ground with sa...
Q: 7. What is the temperature coeeficient of resistance of a piece of wire having a resistance of 11.56...
A: The temperature variation of resistance is given by the formula, R=R01+α∆TR0 is initial temperatureα...
Q: b. If 0.3kg of the water in the bucket is poured into a kettle at 7°C i. How much energy is needed t...
A:
Q: Ex. 45 : A string of length 2 m just breaks when a weight of 10 kg is suspended from it. A body of m...
A: To find- Number of revolution per minute (n)=? Given- The tension in the string T=10 x 9.8 N Radius ...
Q: (a) Linear density along [1 1 1] and [101 (b) Linear packaging density along [110] a (c) Planar dens...
A: BCC is the Body center cubit unit cell
Q: 1. Consider our Sun - it is in orbit around the center of our Milky Way Galaxy. The velocity of the ...
A: The Sun orbits around the center of the milky way with an orbital velocity of 250 km/s. Considering...
Q: amplitude of the motion. Ex. 59 : The equation of S.H.M. is x 5 (10 xt +. Find the epoch, period and...
A: To find-(1) amplitude(a)=?(2) Epoch (α)=?(3)Period (T)=?Given-Equation of S.H.M. is-x=5sin 10πt+π2
Q: A particle with a mass m and a kinetic energy E > 0 approaches an abrupt potential drop Vo. What is ...
A:
Q: 2. a) Label all the parameters (all the voltage and current with proper polarity and direction) b) D...
A: (a) Refer to the labeled figure below :
Q: 1. The three small spheres shown in Figure carry charges q1 = 4 nC, q2 = -7 nC, and q3= 3 nC. Range ...
A: Given that q1=4 nCq2=-7nC andq3=3 nC
Q: Determine if the given is a correct argument and if it is wrong, write the statement correctly. Writ...
A: Given: The argument statement: If Pia uses Olay Power Duo, then Pia's skin is 24 hours hydrated. T...
Q: Find the electric flux through the closed surface whose cross-sections are shown below. -3.0 X 10-6C...
A: Given that: The closed surface along with charges is
Q: The hollow metal sphere shown above has a charge density of -110 nC/m2 on the inside surface and a c...
A:
Q: 2. Calculate the missing value in each of the following diagrams. b) 5V 2Ω V = ? 4Ω |=? |=2 A
A: a) Given circuit is: From the figureV=5 VR=2 ΩApplying Ohm's lawV=IRSo,I=VR =52 =2.5 A
Q: Ex. 38 : An object of mass 0.4 kg is whirled in a horizontal circle of radius 2 m. it if performs 60...
A:
Q: Ex. 15 : S.H.M. The restoring force acting on it, when position is 3 N. Write down the differential ...
A: To find- Differential equation of linear S.H.M Given- Mass of body (m)=2 kg Restoring force(F)=3N Di...
Q: Problem 4. For the processes (A)-(D), derive the recursive representation. For the processes (E)-(G)...
A: There are two ways of representations, Explicit representation and Recursive. Recursive representati...
Q: Determine the force needed to accelerate a 15 kg grocery cart from rest to a velocity of 0.50 m/s in...
A:
Q: 2. Determine the magnitude of the vector sum V = V, + V2 and the angle 0g which V makes with the pos...
A: We can solve this problem by first resolving the vectors into respective components and then adding ...
Q: If 245 J of work is needed to move a box 15 m. How much force was needed?
A: Given: Displacement of the box S=15 m Work done to displace the box by 15 m is W= 245 J Explanation:...
Q: What is the kinetic energy of an electron that passes undeviated through perpendicular electric and ...
A: When a particle moves inside both the electric field and the magnetic field then it experiences the ...
Q: Fg=750 ク ニ fC =430 Tawtant で)=拍+ Fc へ Fhally, H= ズメ こ %3D M = ニ 7 !!
A: This problem could be solved by vector laws
Q: 1- Find the dot product of the two vectors shown below. a - 3i + 4j, b - 5i- 2j (a) 4 (b) 6 O (c) 7 ...
A:
Q: Ex. 8: Find the binding energy of a body of mass 50 kg at rest on the surface of the earth
A: To find- Binding energy of a body. Given- G=6.67×1011Nm2/kg2R=6400 kmM=6×1024 kg mass of body (m)=50...
Q: Q: By using Euler's equation following: Solve the ニ x,
A:
Q: P/using F-KTlogZ obtain a value
A: Given: F=-kTlogZNN!→(1) Where, k is the Boltzmann constant. T is the absolute temperature. Z is the ...
Q: The space between the conductors of a long coaxial cable, used to transmit TV signals, has an inner ...
A: Given: The inner radius of the long coaxial cable is 0.15 mm. The outer radius is 2.1 mm. ...
Q: Match the velocity graphs with the motions. 4 The object is moving slowly and steadily. 1. The graph...
A: When an object moves with constant velocity then it's velocity time graph is parallel to x axis. If ...
Q: Three charged marbles are glued to a nonconducting surface and are placed in the diagram as shown. T...
A:
Q: 5. Find the electric potential at the upper right corner of the rectangle -7.5 nc 2.0 cm 5.0 nc 10.0...
A: we need to find the electrostatic potential at top right corner -24
Q: Ex. 38: An object of mass 0.4 kg is whirled in a horizontal circle of radius 2 m. it if performs 60 ...
A: To find- Centripetal force (F)=? Given- m=0.4 kg; r=2 m n=60 r.p.m=6060=1 Hz
Q: When a stone of mass 2.3 kg is dropped from a height of 3.5 m. its speed is 5 ms when hitting the gr...
A: Here, Mass = 2.3kg Speed = 5m/s Height = 3.5 m
Q: The relation between A and g can be written as: (A-1)² А— 5 =1+ In 2A (Prove) A+1, The highest value...
A:
Step by step
Solved in 2 steps with 2 images