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A candle is positioned 15.0 cm in front of the convex mirror. If the convex mirror is substituted with a plane mirror, the image moves 8.0 cm farther away from the mirror. Determine the focal length
Assume the population of beetles in the certain area is decreasing at the rate of 1.2% annually. If population today is 438,000, find the population after six years?
A long straight wire lies all along the z-axis and carries an 8 A current in the positive z direction. Determine the magnetic field (that is, magnitude and direction) generated at x = 0.4 m, y = 0,
Determine the maximum velocity (m/s) you can go to make a turn of 7.6 m radius if the coefficient of friction is .37 and g on the planet is around12 m/s/s?
Derive KE = 1/2 m v x v for a variable force that accelerates a mass m to a velocity v beginning from rest. Describe carefully. If you have any constants of integration describe how you cope up with
A) Wavelength of the sound wave in this room is 1.13 m and the frequency is 301 Hz. Determine the speed of the wave in the room?
You plan to begin your motorcycle by running up to it, jumping on, and by using your combined speed to begin the engine. Determine, how many f/s must you be going when you run up if the final veloci
Predatory prey cycle: the population P of a predator species is given. Provide maximum, minimum, period, frequency, amplitude and center values for every function.
Sally moved her hand from the rest position back and forth all along the floor 20 times in 4 seconds. Determine the speed of the wave Sally formed?
Sally moved her hand from the rest position back and forth all along the floor 20 times in 4 seconds. Determine the frequency of the wave Sally created?
The two carts having masses m1 = 3.5 kg and m2 = 6.5 kg are moving towards one other with velocities v1=15 m/s and v2=5 m/s for inelastic collision: i) Determine the velocity of the two carts.
A) Let, consider a wave generator which generates 10 pulses per second. The speed of wave is 300m/s. What happens to the wavelength if the frequency of pulses is raised?
You are designing a brake to stop the saw blade in .76 revolutions after the motor is turned off. The initial speed is 1,200 revolutions per minute. The blade consists of a radius of .052m and a mas
A uniform 220 lb telephone pole is 110 feet long. 38 feet of the telephone pole are joining out over the Grand Canyon, whereas the rest of the pole lies on the ground. When you weigh 180 lb, then ho
(i) Determine the wavelength of the visible light which is most strongly reflected? (ii) Describe how a bubble of various thicknesses could as well strongly reflect light of the similar wavelength.
After n rounds how many M&Ms his sister has? How many boy has? On nth round, how many M&Ms does boy provide his sister? how many he takes himself?
Determine how many revolutions a merry-go-round will make while stopping if the initial velocity is 17 revolutions per minute, and the acceleration is 18 revolutions per minute per minute?
i) The kinetic energy of the block after it leaves the spring. ii) The velocity of the block when the block encounters a rough patch on its way having µ = 0.5.
The concave mirror consists of a focal length of 30.9 cm. The distance between an object and its image is 45.5 cm. Determine (i) the object and (ii) the image distance supposing that the object lies
The object is positioned 15.9 cm in front of the convex mirror, the image being 8.11 cm behind the mirror. The second object, two times as tall as the first one, is positioned in front of the mirror
Annual deposits of $3000 are made into the bank account earning 5% interest per year. What is balance in account right after 15th deposit if interest is computed continuously?
When F = 50 N, then determine the force of the ground on the ladder, in unit-vector notation?
In an ideal series circuit having capacitance and inductance only (zero resistance), determine what phase shifts between current and potential would one anticipate to see beneath the resonant freque
Determine, how many watts of heat input are needed to maintain a constant 70 degree F within if the outside temperature is 0 degree F?
The object which is 6.30 cm tall is placed 47.0 cm in front of a diverging lens. The magnitude of the focal length of the lens is 20.0 cm. Determine the image position and size in cm (height and dis