How do sea breeze and land breeze occur?
Q: Suppose you are in a car with no windows. The car moves at constant speed in a straight line. Is the...
A: We have given that a man sitting in a car which has no windows and car is moving constant speed in s...
Q: As shown in the figure, a bullet of mass m ne v velocity passes through a pendulum mass M and exits ...
A: Given: The mass of the bullet is mass m. The mass of the bob is M. The initi...
Q: What is the peak inverse voltage across each diode in a voltage doubler? A. Vm B. 2Vm C. 0.5Vm D. ...
A: Given, Peak inverse voltage
Q: write a short note on Faurier transformation
A: In mathematics, a Fourier transform is a mathematical transform that decomposes functions depending ...
Q: A charge q is placed on an equipotential surface and electric field intensity at that place is E. Wh...
A: As the surface is equipotential, all the points on the surface of the plane have the same potential ...
Q: Calculate the velocity of the bob of a simple pendulum at its mean position if it is able to rise to...
A: The vertical height to rise is given as, h = 10 cm (or) h = 0.1 m The acceleration due to gravity is...
Q: What happens to the force of attraction between the capacitors when the distance of separation betwe...
A: The force of attraction between the two plates of the capacitor is inversely proportional to the squ...
Q: "The opposition that the body exhibits to having its speed of rotation about an axis altered by the ...
A: C
Q: 12-
A: the beat frequency is the difference in two frequencies heard at the same time. In given problem ul...
Q: Electric field inside a hollow conducting sphere ______ a) Increases with distance from the center o...
A: A hollow conducting sphere will contain all charges if any, on its surface. To find the electric fie...
Q: Find the displacement, velocity, kinetic energy, potential energy and momentum of an object, taking ...
A: given, F=ma and F=-kx where k is the force constant of the spring and x is the displacement of the m...
Q: Which of the following forces can’t be chosen to be redundant?a) Vertical support at point Ab) Pc) V...
A: P
Q: Find the wave function and its energy by solving the Schrodinger equation below for the three-dimens...
A: Schrodinger equation below for the three-dimensional box: -h4πm∂2∂x2+∂2∂y2+∂2∂z2ψx,y,z=εψx,y,z----(...
Q: Which of the following material will have the highest value of response modification factor? a) Rein...
A: D)
Q: How is galvanometer converted into a voltmeter? a) By connecting a high resistance multiplier in par...
A: Option d
Q: What is the example of ferromagnetic materials is? a) Magnetite b) Hematite c) Nickel d) Biotite
A: Option
Q: A radiant heating lamp has a surface temperature of 1000 K with ε = 0.8. How large a surface area is...
A: Q = εσAT^4A = .Q/(εσT4) = 250/(0.8 × 5.67 × 10-8 × 10004)= 0.0055 m2.
Q: A man is standing beneath two rain clouds, equidistant from each cloud, as shown in the figure. Clou...
A: (a) Consider the following diagram,
Q: Question 1
A: Let m be the mass of the car Given, the initial speed of the car, v=4 m/s g=9.8m/s2 For the car to b...
Q: An a.c. generator consists of a coil of 50 turns and an area 2.5 m2 rotating at an angular speed of ...
A: The current is zero when the coil is vertical. In this position, flux through the coil is maximum. O...
Q: Calculate the curl of the following vector function: v. = y?x + (2xy + z²)ŷ + 2yzz
A: Given vc = y2x^+2xy+z2y^+2yzz^ So the curl is ∇→×vc = i^j^k^∂∂x∂∂y∂∂zvcxvcyvcz=i^∂∂yvcz-∂∂zvcy-j^∂∂x...
Q: A parcel of air moving in a straight tube with a constant acceleration of - 4m/s^2 has a velocity of...
A: Given: Acceleration of parcel is a=-4m/s2 Initial velocity of parcel us u=13m/s at 10:05:00 am
Q: 7. Figure below shows a +8.0 pC charge moving with a speed of 7.5 x 104 m/s parallel to a long strai...
A: The magnitude of the charge is given as, q = +8 μC (or) q = +8×10-6 C The speed of the charge is giv...
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 1130-kg car is held in place by a light cable on a very smooth (frictionless) ramp, as shown. The ...
A: Given Mass = 1130 kg Cable angle = 31° Ramp angle = 25°
Q: An ideal gas is heated from 27°C to 627°C at constant pressure. If initial volume was 4m3, then the ...
A: 12m³
Q: Which of the following is not a conservative force? a) Elastic force b) Gravitational force c) Force...
A: Force of friction
Q: The earth revolves around the sun with an angular velocity of 2×10-7rad/s in a circular orbit of rad...
A: Force exerted by the sun = Centripetal forceF = Mrω2F = 6×1024×1.5×1011×(2×10-7)2 = 36×1021 N
Q: Calculate the efficiency of the Carnot Engine for ideal gas. Consider the figure below for a complet...
A: NOTE: Out of given multiple parts, we solve only first three parts unless specified. You can resend ...
Q: The entropy of the universe is continually on the increase. A. Correct B. Incorrect
A: The entropy is a measure of randomness or the level of disorder of the system. The symbol used to r...
Q: A spherical body of area A and emissivity e = 0.6 is kept inside a perfectly black body. Energy radi...
A: D
Q: A 2.00-kg block is pushed against a spring with negligible mass and force constant compressing it 0....
A: Option d
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: Four point charges are usually separated by 1.00 m in air as shown below. If q1= 3.0 nC, q2= -4.0 nC...
A: Given, Four charges by separated by distance 1.00 m
Q: Which of the following retain their relative positions even when they move under the action of an ex...
A: Option c
Q: Define Current Density.
A:
Q: 5.0 kg particle can slide along a track with elevated ends and a flat central part, as shown in Figu...
A: Given, mass of particle is 5.0 Kg Height is 2m and length of path L =12.0 m
Q: In an experiment of moment of inertia and angular acceleration, the experimental moment of inertia (...
A:
Q: What does FLsinθ mean/represents in bending moment diagram for the moment (M) of the force (F) actin...
A: Option c
Q: The cover for a 0.5-m-diameter access hole in a water storage tank is attached to the tank with four...
A: R = γy A yp =IAA'yAwhere R is the resultant of the hydrostatic forces acting on the cover ...
Q: E is the energy here and h bar is the reduced plancks constant. Please specify what is theta in the...
A: In quantum mechanics, Heisenberg's uncertainty principle determines the accuracy limits of measureme...
Q: The Dieterici equation of state is similar to the van der Waals equation in that they both employ ga...
A: For partial derivative variables other than with respect to which derivative is being taken are trea...
Q: Mirage is due to A. unequal heating of different parts of the atmosphere B. magnetic disturbances ...
A: Option a
Q: A horizontal force F pushes a block mass m=4kg against a vertical wall. If the coefficient of fricti...
A: Option b
Q: Which of the following is an evidence to show that here must be force acting on earth and directed t...
A: The revolution of the earth around the sun is due to the centripetal force provided but the gravitat...
Q: Today’s class on current and resistance is about to begin and you await your professor, who isknown ...
A: (a) For two resistance in series, Req=R+R=2R Each resistance has value of R. Therefore in the circui...
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: Find the depression h of the mercury in the glasscapillary tube having diameter of 2 mm if the surfa...
A: Given : Diameter d = 2mm Surface tension σ = 0.514 N/m Angle ...
Q: Consider a car moving along a straight horizontal road with a speed of 72km/h. If the coefficient of...
A: Retardation, a = -μg = -0.5×10 = -5m/s2u = 72km/h = 20m/sAs v2-u2=2ass = 40m.
Q: (0) State Newton's first and second laws of motion. Use these laws to explain how a satellite remain...
A: Newton’s first law of motion: The first law of Newton states that an object at rest remains at rest ...
Step by step
Solved in 7 steps with 10 images