4. Calculate the frequency of light that has a wavelength of 4.25 x 10-°m. Identify the type of electromagnetic radiation

Q: A truck covers 40.0m in 8.50s while smoothly slowing down to a final velocity of 2.80m/s. a. What is…

A:

Q: in a collision, if momentum is conserved then so is mechanical (kinetic) energy, in all cases T or…

A:

Q: A wall consists of a layer of wood and a layer of cork insulation of the same thickness. The…

A: a) The heat transfer remains same in both the sections. Determine the temperature at the interface.

Q: Questión 2 In the situation illustrated in the figure below, a small package is deposited by a…

A:

Q: Pure copper has a resistivity of 1.68 x 10-8 Qm. Some accurate cubes of copper are prepared, and…

A:

Q: How much work is done against the gravitational force on a 12-kg briefcase when it is carried from…

A:

Q: happens when the angle of incidence is less than, equal to, and greater than the critical angle.

A:

Q: A flat rough surface will scatter the sound energy in all directions. Select one:

A: Sound is defined as vibration that travels through a medium such as gas, liquid and solid.

Q: A concave mirror has a focal length of 20 cm. What is the position (in cm) of the resulting image if…

A:

Q: If a bus travelling at 28 m/s is subjected to a steady 4 m/s?, how Ilong will it take to come to…

A: Given data :                       Deceleration     =    a                       Initial velocity…

Q: ch fi

A:

Q: A ball is launched with an initial speed of 30 m/s making an angle of 45° above the horizontal. How…

A:

Q: You have two coils, one circular with diameter of length 'a' and another square with each side of…

A:

Q: Question 36 If an object of mass 0.8 kg has an acceleration of 70 m/s, what is the unbalanced force…

A: Using newton law. Force = mass× acceleration Force =0.8×70 Force= 56 newton

Q: At what depth does a focused ultrasound beam traveiling in tissue begin to diverge if the transducer…

A: Near field depth = active aperture squared/wavelength

Q: In a given fluid, positive ions, each with 1 excess protons, move to the right at a steady rate of…

A:

Q: Calculate: core/cladding interface The angle of refraction at the air/core interface, 0, critical…

A:

Q: O m/s C B -R-

A: Given, speed of the bag at point A, ux = 25.3 ms height of the ramp, h = 1.7 m R = 6.6 m

Q: Find density of object of mass 280 kg which accupies space of 5 m3 ?

A: Given in question -  Mass(m) = 280 Kg                                   Volume(V) = 5 m3 To find -…

Q: What is the internal resistance of an automobile battery that has an emf of 12.0 V and a terminal…

A:

Q: A charge q = 5.4 µC is located at the origin of the coordinates. What is the electric field E = E,i…

A: Given Charge is given as q=5.4 μC=5.4×10-6 C Coordinate of the point is x=7 m, y=4 m   We have to…

Q: core/cladding interface Calculate: The angle of refraction at the air/core interface, 0, critical…

A:

Q: Two long straight wires carry currents perpendicular to the xy plane. One carries a current of lA =…

A:

Q: A particle with mass 1.81 × 10-³ kg and a charge of 1.22 × 10-8 C has, at a given instant, a…

A: Given: The mass: m = 1.81×10-3 kg The charge: q = 1.22×10-8 C The velocity: v→ = (4.19×104)i^ +…

Q: *7+? → *7+ Te + 3,? + 197 ? on with the correct symbols in place of the question marks giving…

A:

Q: (a) What frequency is received by a person watching an oncoming ambulance moving at 115 km/h and…

A:

Q: What sound levels must sounds of the following frequencies have in order to have the same loudness…

A: In this question we have to find the sound levels for the given frequencies. Please give positive…

Q: If during strenuous exercise your heart rate is 146 beats per minute, determine the following. (a)…

A:

Q: Three point charges, two positive and one negative, each having a magnitude of 35 micro-C are placed…

A:

Q: A convex smooth surface will avoid focalization of sound energy. Select one: O True O False

A: From a convex surface, the sound will be reflected radially outwards.

Q: A sound source that has a frequency of 500 Hz moves at a speed of 15 m/s approached a silent…

A:

Q: It takes 540 J of work to compress a spring 10 cm. What is the force constant of the spring? k =…

A: Given that- Work(w) =540 J Spring compress(x) =10 cm=0.10 m To determined that  What is the force…

Q: (a)Particles called r-mesons are created by accelerator beams. If these particles travel at 2.49 x…

A: Given   Speed of particles , v = 2.49×108 m/s  Time , ∆to = 2.60×10-8 s  Relativistic factor , Y =…

Q: A plane flies directly from city A to city B, which are separated by 2300 mi. From A to B, the plane…

A: The airspeed of the plane relative to the air is 537.6 mi/hr.

Q: It is known that the field strength on a Gaussian surface is zero everywhere, and is the charge at…

A: It is known that the field strength on a Gaussian surface is zero everywhere, and is the charge at…

Q: Given data : Wave speed 160 m/s Frequency 320 Hz Determine the wavelength II

A: Given data :                 Wave speed    =     v                  Frequency       =     f…

Q: 3. In the circuit shown in the figure below, find (a) the current in each branch of the circuit, and…

A:

Q: 4.0-N force (directed at a 35° angle to the vertical) to move a 475-gram box a horizontal distance…

A: Given:-  The force  F= 4.0 N  The angle to the vertical θ = 35o The horizontal distance d =378 cm =…

Q: A boy exerts 50.0 N to push an object across a horizontal surface at constant velocity. If the…

A: Given:- 3)  The mass of an object is m = 10 kg  The force of push on an object at an angle of 30o…

Q: A galvanometer has a full-scale deflection current of 5 mA and an internal resistance of 40 N. It is…

A:

Q: 20. Consider two pipes of the same length: one pipe is open at both ends and the other pipe is…

A:

Q: 4. If light travelling in air is incident on a crown glass at an angle of 32°, determine the angle…

A:

Q: with a avithin a WI twice a s

A:

Q: C. virtual, upright and the same size as object d. real, upright and the same size as object 4.…

A:

Q: You are standing on a large sheet of frictionless ice and holding a large rock. To get off the ice…

A:

Q: One mole of atoms consists of 6.02 × 1023 individual atoms. If one mole of unicorn atoms were spread…

A:

Q: An aeroplane is flying due North at a speed of 227 m/s. The distance between the tips of the two…

A:

Q: A 0.330-kg volleyball is thrown vertically downward with a speed of 0.150 m/s in a place where g =…

A:

Q: Consider the free-body diagram shown below. Use the numerical value for the individual forces and…

A:

Q: 1. An object of height 5.00 cm is placed 6.00 cm in front of a converging lens having a focal length…

A: