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A toy dart gun consists of a spring having a spring constant of 315 N/m. An 12 gram dart is loaded in the gun and the spring is compressed a distance of around 7.9 cm and then shot into the air. If
Supposing that f = μN, represent that the coefficient of rolling friction for the car moving down the inclined plane having a constant speed is given by μ = m2/mc cosθ. Utilize symbols,
When the blue light has wavelength 0.39 µm and the red light has wavelength 0.80 µm, determine the width of the central maximum if red light is employed?
A transparent film having n = 1.4 is deposited on a glass lens of n = 2.5 to form a non-reflective coating. Find out the minimum thickness which would minimize the reflection of light having wavelen
A thin film of oil having n = 1.54 is spread over the puddle of water having n = 1.33. In an area where the film appears red from directly above of 632 nm, determine the minimum possible thickness o
A camera lens of n = 1.80 is coated by a thin film of magnesium fluoride of n = 1.70 of thickness 90.0 nm. At what wavelength in the visible spectrum is most strongly transmitted via the film?
Light from the helium-neon laser (630 nm) is incident on the pair of slits. In the interference pattern on a screen 1.5 m from the slits, the bright fringes are separated by 1.40 cm. Determine the s
Determine how broad are the first two bright fringes on either side of the central bright fringe? (Describe the breadth of a bright fringe as the linear distance from minimum to minimum.)
When a wheel (hollow cylinder having radius 0.5m and mass 2kg) is rotating at an angular velocity of 15 rad/s, a torque is exerted to stop the wheel over an angular displacement of 45 radians, find
A thin film of oil having n = 1.45 is spread over a puddle of water having n = 1.33. In a area where the film looks red from directly above having lambda = 635 nm, determine the minimum possible thi
The two incoherent EM waves having intensities 9 I0 and 13 I0 travel in the similar direction in the similar region of space. Determine the intensity of EM radiation in this area?
Determine the magnitude of the magnetic force on the electron when the electron velocity is directed (i) to the wire, (ii) parallel to the wire in the direction of the current, and (iii) perpendicul
A uniform chain having a mass of 1.29 kg per meter of length is coiled on a table. One end is pulled upward at the constant rate of 0.341 m/s. i) Evaluate the total force acting on the chain.
At the local playground a child on a swing consists of a speed of 3.06 m/s if the swing is at its lowest point. Determine how high vertically above the lowest point is the swing if the speed has bee
When this block and spring were in an elevator accelerating upward at 1.90 m/s2, determine how far would the spring compress?
Determine the Reynolds number in fluid flow? Describe its role in determining which the dominant terms in the Navier Stokes equations are.
Their centers of mass are separated by 1.7 m, and their center of mass is motionless. Model each and every skater as a point particle. (i) Determine the angular momentum of the system regarding its
A wind turbine is primarily spinning at a constant angular speed. As the wind's strength gradually rises, the turbine experiences a constant angular acceleration of around 0.110 rad/s2. After makin
A person is riding a bicycle; the wheels of a bicycle encompass an angular velocity of +15.0 rad/s. Then, the brakes are applied. In coming to rest, the wheel makes an angular displacement of +15.5
The ends of coil are joined to a 2.2 Ω resistor. Rapidly, a switch is opened, and the current in the solenoid dies to zero in a time of 0.08 s. Determine the average current induced in the coi
Determine the frequency of the wave detected by the bat subsequent to that wave reflects off the moth?
The wire is reformed to a single-turn square coil, which is employed in the similar magnetic field (again perpendicular to the plane of the coil and having a magnitude changing at the similar rate).
The earth's magnetic field here consists of a horizontal component of 3.00 10-5 T which points due north and a vertical component of 3.60 x 10-5 T which points straight down, toward the earth. (i)
When the frequency of oscillation of the wave emitted through an FM radio station is 93.0 MHz, find out the wave's period of vibration.
A single loop of wire having an area of 9.09 x 10-2 m^2 is in the uniform magnetic field which consists of an initial value of 3.68 T, is perpendicular to the plane of the loop, and is reducing at