State the law of reflection.

Q: How much work is required to pump all the water over the top of a full cylindrical task that is 2 m…

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Q: h a way that the baseball just clears a wall 21 m high, located 130 m from home plate. The ball is…

A: Givenh=21 md=130 mθ=35°

Q: A wheel initially has an angular velocity of 36 rad/s but after 4.0s its angular velocity is 24…

A:

Q: In the figure shown, I=160mm, b=50mm ar WAB=1100rpm (clockwise) Solve for (a) the velocity(m/s) of P…

A: We know that We have given a piston-cylinder arrangement as shown as  In this b = 50 mm  and l =…

Q: n engine releases 1675 J of energy per cycle and performs 200J of work. What is the value of power i

A: Given Work done by the engine is W=200 J Time taken is t=0.89 s

Q: 1. How much buoyant force acts on a 12 kg object if it displaced 0.5 m³ of water? Will it float?

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: Below is the stress-strain curves of four different materials (A, B, C, and D). Make a brief…

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Q: A 64 kg block on a horizontal surface is attached to a 795 N/m spring. The block is exhibiting SHM…

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Q: 6. An engine releases 1675 J of energy per cycle and performs  200J of work. How much heat is…

A:

Q: In the figure below, a greased pig has a choice of three frictionless slides along which to slide to…

A: The work done by the pig is   W=mgh Here h is the vertical height             g is the acceleration…

Q: 58) Newton's Second Law in 2 Dimensions: A 1000-kg barge is being towed by means of two horizontal…

A: Given information: The mass of the barge (m) = 1000 kg The force applied on the barge (F) = 80.0 N…

Q: A motorcycle starts its trip along a straight path from position x0 = 5m with a speed of 8m/s at a…

A: initial position (xo) = 5 m initial speed (u) = 8 msnew position (x) = 8.5 m speed at new position…

Q: 1039. A car accelerates for t sec from rest to a velocity of 48 ft per sec, the accelera- tion…

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Q: What factor(s) affect how far a projectile will land? I. angle of projection II. initial velocity…

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Q: 62) Equilibrium: A 10.0-kg picture is held in place by two wires, the first one hanging at 50.0° to…

A: Given, Mass=10kg

Q: A 1.0 kg ball drops vertically onto a floor, hitting with a speed of 24 m/s. It rebounds with an…

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Q: 50sine 50cose 50 N A block of mass 5 kg starts to slide down a frictionless plane having an…

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Q: A soccer player takes a ctorner kick, lofting a stationary ball 30.0° above the horizon at 20.0 m/s.…

A: Momentum :- It is the product of mass and Velocity.  Average force = rate of change of momentum.

Q: Air (ρ = 1.26 kg/m3 ) enters a compressor at a rate of 8.50 m3 /min and a pressure of 101.325 kPa,…

A: Given, ρ = 1.26 kg/m3 compressor at a rate of 8.50 m3 /min  pressure 618 kPa

Q: A transverse wave on a string is described by y(x, t) = (0.480 mm) sin {(2.747 rad/m)[x − (68.1…

A: Given information :- Here the equation of a transverse wave is given as              y(x, t) =…

Q: After a fall, a 72 kg rock climber finds himself dangling from the end of a rope that had been 15 m…

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Q: (a) Given a system of charges in Figure 1, find: (i) Net electric field (E A) at point A, (ii) Net…

A: The electric field at any given point due to a point charge a distance r away is given as E=kqr2k is…

Q: A. Use the illustration below and calculator to fill the data below. O (# lines passing through the…

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Q: (1a). Black body has emissivity value of 1, but in reality, the emissivity of real objects is less…

A: A black body is an ideal body that absorbs or emits all of the radiation(of all wavelengths) plus it…

Q: In Figure 2, two parallel-plates capacitors (A and B) are connected in parallel across a 240 V…

A: Capacitance of parallel plate capacitor C = ε₀KA/d  where  K= dielectric constant A = plate area d =…

Q: Which of the following statements is NOT true? Select one: a. If the object moves at constant…

A: Acceleration is defined as rate of change of velocity. S.I. units of acceleration is m/s2…

Q: Three uniform rods, ABC, DCE and FGH are connected as shown. Which of the following statements are…

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Q: A 60-kg man plunged at 18 m/s at the bottom of water slide. If the height of the water slide is 20…

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Q: In the figure below, a horizontal force Fa of magnitude 22.0N is applied to a 2.57 kg psychology…

A:

Q: What is the wavelength of waves you create in a swimming pool if you splash your hand at a rate of…

A: Given: Frequency of wave f=2.2 Hz, wave speed v=1 m/s. Required: Wavelength of the wave λ. Wave…

Q: Find the net charge enclosed in a cube 4m on an edge, parallel to the axes and centered at the…

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Q: What are the negative effects if you change the elements, functions and interconnectin of the solar…

A: We have discussed the negative effects of solar system when we change the elements, function and…

Q: ctivity WORK AND POWER I. Theory: The concepts of work provide a convenient means of analyzing an…

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Q: A student holds a stick as in the diagram in the position shown where a = 25.0°. The mass of the…

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Q: compute the normal acceleration when he reaches the bottom of the profile.(m/s^2)   GIVEN: weight…

A: Consider given data as below. Weight of the man, m=67.50 kg Velocity equation, v2=206.33-y Here, the…

Q: Felix is driving along a circular path (r = 750 m) at a constant speed of 30 m/s when he spots Saul…

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Q: A block of mass 5 kg starts to slide down a frictionless plane having an inclination of 25.0° from…

A: mass of block = 5 kg Length of incline = 2 m angle of inclined plane = 25oInitial velocity at the…

Q: 1.) A car that weighs 4000 Ibs. (1814 kg), crashes into a wall. What is the impulsive force (F) if…

A: Please note : As per answering guidelines I can answer the first question only. Since, this is not a…

Q: Why do we work at a temperature of 25°C. What happens if we increase the temperature

A: 25 Deg C is the Standard reference Ambient temperature

Q: Why is the sky blue during fair day and why is it red during sunset?

A: This things happen due to the phenomenon scattering of light.

Q: Problem 6. A person has hyperopia (farsightedness). Object that is 100m away creates image at a…

A: The diopter is a unit of measurement for a lens' refractive power. A lens's power is equal to the…

Q: What kind of friction force is present when two surfaces in contact are not in relative motion?…

A: Solution-: Answer-: 2nd static friction. The friction between two surfaces in contact they are not…

Q: A space shuttle carrying humans and science experiments contains an air ratio similar to (but not…

A: Percentage of O2 = 100-77= 23%

Q: The maximum velocity attained by the mass of a simple harmonic oscillator is 10 cm/s, and the…

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Q: A light wave in air strikes the surface of a piece of material of index 1. 529 at at an angle e, =…

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Q: A rifle with a weight of 40 N fires a 5.3-g bullet with a speed of 220 m/s. (a) Find the recoll…

A: Weight of rifle = 40 N  Mass of bullet = 5.3 g = 0.0053 kg  Speed of bullet = 220 m/s

Q: A particle with an energy of 20.0 eV is initially travelling in a region in which the potential…

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Q: Water sits in an open container at a height of 5 cm above the spigot. With what velocity will the…

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Q: As the force acting on an object decreases, the acceleration of the object Select one: a. remains…

A: According to Newton's second law of motion, F = m a  Here a = acceleration            F = Force…

Q: A child whirls a ball around in circles on the end of a 48 cm long string at a frequency of 2.5 Hz.…

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Dispersion of White Light

Snell’s law is a formula that gives a relation between the angle of incidence and angle of refraction and is given as: