In cubic crystals, crystallographic directions are arranged in families. Which of the following directions does not belong to the family <110>? a) [1 0 1] b) [11 0] c) [10 1̅] d) None of the mentioned

Q: Find the scalar product of the vectors in Figure? A B C 1.33 2.33 5.33 5.43 5.53 DE 118° 32.8 N 132 ...

A: Option a 

Q: An ant is walking on the horizontal surface. The number of degrees of freedom of ant will be _______...

A: As the ant can move on a plane, it has 2 degrees of freedom.

Q: What sort of energy does flying bird posses? a) Potential energy b) Kinetic energy c) Elastic energy...

A: Both energy

Q: To design the space trusses which of the following rules is followed? a) All the loads are applied b...

A: B)

Q: Q2: Calculate the divergence of the following vector function: vc = y?x + (2xy + z2)ŷ + 2yz2

A: The divergence of the following vector function is calculated in following steps :  vc=y2x^+(2xy+z2)...

Q: Prove the equation below with statistical mechanics. Show all work and explain all variables.

A: To proof: The average energy of a Planck's oscillator:

Q: The conducting rod shown in the figure given below has length L and is being pulled along horizontal...

A: The length of the rod is given as, L = 10 cm (or) L = 0.1 m The magnetic field is given as, B = 1.2 ...

Q: 12-

A: Given data, Original frequency of the ultrasound wave = 2.0 MHz Speed of the source = 26 cm/sec Spee...

Q: write a short note on Faurier transformation

A: In mathematics, a Fourier transform is a mathematical transform that decomposes functions depending ...

Q: A beaker full of hot water is kept in a room. If it cools from 80°C to 75°C in t1 minutes, from 75°C...

A: According to Newton’s law of cooling, Rate of cooling is proportional to temperature difference of t...

Q: 9-

A: The formula to calculate the intensity of sound in the unit of dB is given by IdB=10 logIIp............

Q: A small block of mass m and charge Q is placed on an insulated, frictionless, inclined plane of angl...

A:

Q: The speed of light in medium A is 1.4 X 108m/s. What is the refractive index of the medium?

A: Given: Speed of light in medium A is v=1.4*108m/s.

Q: Three vector forces F1, F2 and F3 act on a particle of mass m = 3.80 kg as shown in Fig. Calculate t...

A: The magnitude of the three vector forces are given as, F1 = 80 N F2 = 60 N F3 = 40 N The mass of the...

Q: What is the value of the shunt resistance (S) required if a galvanometer has a resistance f 50 Ω and...

A: Option b

Q: NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to th...

A: Given Horizontal velocity          =V0 Height h varies between = 854 mm and 1034 mm  

Q: Calculate the work done if temperature is changes from 0°C to 200°C at one atmosphere.

A: W=P∆V=R∆TW=2calK-1×200KW=400cal.

Q: Which of them is not correct? a) j x j = 0 b) j x k = i c) j x i = k d) j x i = -k

A: In vectors,  cross product of two vectors A and B is  AXB = ABSinθ and  i x i = 0 , j x j = 0, k x k...

Q: Mercury and gas are in equilibrium in the closed pill with a vertical cross section as in the figure...

A: If a fluid system is in equilibrium then pressure at any points on same horizontal level are equal.

Q: 10-

A:

Q: Calculate the wavelength of electrons accelerated from the rest state with the help of an electrical...

A: Given data, Electric potential applied on the electron = 15000 V

Q: What does FLsinθ mean/represents in bending moment diagram for the moment (M) of the force (F) actin...

A: Option c

Q: An electron moves in the negative x direction, through a uniform magnetic field that is in the negat...

A: Use The Right hand rule

Q: One end of a vertical metallic wire of length 2.8 m and diameter 2.0 mm is attached to a ceiling, an...

A: Given: The graph is as follows: Introduction: Young's modulus is the mechanical property of a mater...

Q: For transformer given, turns ratio is equal to a, what will be the impedance of primary with respect...

A: Option

Q: From the window of a building, a ball is tossed from a height y0 above the ground with an initial ve...

A: Initial vertical height of the ball above the ground yi =y0 Final vertical height of the ball is yf=...

Q: For motion in two or three dimensions, what is the angle between velocity and acceleration vectors?

A: For motion in one dimension, the velocity and acceleration are always along the same line either in ...

Q: What is the way of production of energy in a chemical rocket?

A: Most chemical propellants release energy through redox chemistry, more specifically combustion. As s...

Q: please help me find the answer

A: Now, Acceleration due to gravity act on blue ball is- g=GMR2 (toward center)puting all the values we...

Q: Three vector forces F1, F2 and F3 act on a particle of mass m = 3.80 kg as shown in Fig. Calculate t...

A: Option c

Q: A student uses two springs for the experiment. The force constant of the thin spring (k,) is 2.2 N/m...

A:

Q: Find the Fourier Series corresponding to the f(x) define over interval (-2,2) as follows f(x) = 2 f...

A: The function fx is defined over the interval -2,2 Now, fx=2, -2≤x≤0x,     0≤x≤2  We know, Fourier se...

Q: What is the frequency of a photon having energy 2.1 X 10-30 J?

A: E = 2.1 X 10-30 JFrequency, v = ?We know, Energy = hv, where h is the Planck’s ConstantTherefore, v ...

Q: An air-standard Diesel cycle has a compression ratio of 18.2. Air is at 120°F and 14.7 psia at the b...

A:

Q: The operation of instar can be viewed as? a) content addressing the memory b) memory addressing the ...

A: Because in instar, when input is given to layer F1, the the jth (say) unit of other layer F2 will be...

Q: 3.

A: First we need to find its diameter from the given Vernier caliper In the figure yellow strip is Vern...

Q: A hydrogen atom is located close to the surfsce of the earth. a) What is the ratio of the magnitude ...

A: Part (a) The magnitude of the electric force between the electron and the proton can be calculated a...

Q: Two isolated metallic spheres, one with a radius R and another with a radius 5R, each carries a char...

A: Option

Q: Which of the following statement is true?a) A scalar is any physical quantity that can be completely...

A: Option a is correct answer

Q: A ball is dropped from a spacecraft revolving around the earth at a height of 120 km. What will happ...

A: Option c

Q: Two locomotives 70 kilometers apart are travelling on the same track towards each other, Engine A mo...

A: given,VA=22km/hdistance travel by A and B =70kmfrom newtons law of motion,S=ut+12at2for ASA=uAt+12aA...

Q: Two racing cars of masses m1 and m2 are moving in circle of radii r1 and r2 respectively. Heir speed...

A: 1:1

Q: A 1024-kg blue ball is dropped from an initial z-position of 3.9 x 106 m through the center of a pla...

A: Given, Gravitational Constant, G =6.67×10-11Nm2/kg2Mass of the planet, M =42×105kgRadius of the plan...

Q: The figur shows 3 positive pointcharges at the corners of a square. Thethave amag nistuch FQ Determi...

A: Electric Field The electric field is a region in space around a charge or a system of charges such t...

Q: Question 2

A: Given: Three forces are applied to a wheel One force is perpendicular to the rim  one is tangent to ...

Q: Which of the following is correct for horsepower (hp) to the weight ratio?a) T/W = (550*η / V) * (hp...

A: Power is defined as thrust into velocity. Propeller will be operating with some finite value of prop...

Q: How many forces are in the above free body diagram? 2k 3k RA

A: The free-body diagrams are the designs that provide us the relative magnitude (defined by the length...

Q: A Lamborghini Aventador SVJ, traveling at a constant speed of 280 ms-1 passes a police car at rest o...

A:

Q: A wave of frequency 100Hz travels along a string towards its fixed end. When this wave travels back,...

A: 20

Q: Power loading of a prop driven aircraft is defined as

A: Power loading will be defined as the ratio of weight of the aircraft to the power; typically horsepo...