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Light of wavelength 511 nm is incident on a diffraction grating that has 1.67 × 103 lines/cm. What angle θ does the second principal maxima make with respect to the central principal ma
A 66 g bullet traveling at 280 m/s penetrates a block of ice at 0°C and comes to rest within the ice. Assuming that the temperature of the bullet doesn't change appreciably, how much ice is mel
Three strings (labeled A, B and C) attached to the sides of a square box are tied together by a knot as shown. The tension in the sting labeled C is 50 N. Calculate the magnitude of the tension in
Potential and actual evapotranspiration Potential and actual evapotranspiration
A cube of ice is taken from the freezer at -9.4°C and placed in a 97 g aluminum calorimeter filled with 314 g of water at room temperature of 20°C. The final situation is observed to be all
Friend of yours travels by you in his fast sports car at a speed of 0.550 c. It is measured in your frame to be 4.20 m long and 1.10 m high. What will be its length and height at rest?
A robot probe drops a camera off the rim of a 259 m high cliff on Mars, where the free-fall acceleration is 3.7 m/s2. Find the velocity with which it hits the ground.
For the cyclist in this 11.0 s interval, what are the (a) magnitude and (b) direction of the displacement, the (c) magnitude and (d) direction of the average velocity, and the (e) magnitude and (f)
In dogs, black (B) is dominant to chestnuts (b), and solid color (S) is dominant to spotted (s). What are the genotypes of the of the parents that would produce a cross with 3/8 black solid, 3/8 black
Crew members attempt to escape from a damaged submarine 95 m below the surface. What force must be applied to a pop-out hatch, which is 1.05 m by 0.75 m, to push it out at that depth? Assume that t
Describe the nitrogen cycle in the pelagic biome.
A roller coaster (335 kg) moves from A (5.00 m above the ground) to B (28.0 m above the ground). Two nonconservative forces are present: friction does -2.00 104 J of work on the car, and a chain me
write x-versus-t equations of motion for both cars, taking east as the positive direction. (b) at what time do the cars pass next to one another?
Identify the non-Mendelian mode of inheritance for each of the following:
A drunken sailor stumbles 420 meters north, 370 meters northeast, then 320 meters northwest. What is the total displacement and the angle of the displacement?
For the cyclist in this 27.0 s interval, what are the (a) magnitude and (b) direction of the displacement, the (c) magnitude and (d) direction of the average velocity, and the (e) magnitude and (f)
Harry and Sally have four children with the following blood types. :A, B, AB, O. What are Harry and Sally's blood types? show your work. What if blood typing discovered Harry had type O blood?
What are the heat input to the gas and (d) the pressure ratio pmax/pmin (e) show the process on a pV diagram using proper scales on both axes.
Differentiate between the following pairs of terms
Neglecting air resistance, when the package hits the ground, the plane will be
It then begins to rain and you slow to 63 . You arrive home after driving 3 hours and 20 minutes. How far is your hometown from school?
The acceleration occurs as the pitcher holds the ball in his hand and moves it through an almost straight-line distance of 2.9 m. Calculate the acceleration, assuming that it is constant and uniform
Find the magnitudes of (a) the net force acting on the electron and (b) the electric force.
What is the average power required of the car during the 30 s interval?
Leaving the distance between the 247 kg 377 kg masses fixed, at what distance from the 377 kg mass (other than infintely remote ones) does the 52.7 kg mass experience a net force of zero?