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A flat slab of sulphur (Epsilon r = 4) is positioned normal to a uniform field. When (Rho sp) = 0.5 C m-2 on the slab surfaces, determine:
If water freezes, it expands around 9.35%. Determine what would be the pressure increase within your automobile engine block when the water in it froze? The bulk modulus of ice is 2.00 x 109 N/m2.
Suppose that one nerve impulse should end before a new one can start. Approximate the maximum firing rate of a nerve cell, expressing it in the impulses per second.
You leave a ski jump by a velocity of 39 m/s at an upward angle of 15 degrees. When you travel 110 meters horizontally before landing, determine what angle (measure from the horizontal) do you hope
Determine how many feet forward does the pilot travel before falling into the snow-bank? Avoid air resistance and suppose that the plane is programmed to dodge falling objects.
The rectangular package has the maximum combined length and perimeter of cross section: 20 inches Length= x Width= y and Hight= x
You are going from the planet earth to mars, 60 million miles. Someway you are going in a straight line! Your partner forgets to begin your clock until you are passing the Moon, 240,000 miles from E
You reach to catch a train and find it left 8.8 seconds ago. The train accelerates at 0.74 m/s^2 while your acceleration is 0.088 m/s^2 greater. Determine how many second will it take you to catch t
A monkey 22 m up a tree throws a coconut down at you having a velocity of 13 m/s. Determine how many seconds do you have to jump?
It sits and cools for ten minutes to 140 degrees F. Suppose the exponential model, when will coffee reach 100 degrees F?
When the currents are parallel, determine the direction of the forces on the wires? When the currents are anti-parallel?
A wire Cu having a diameter of 1 mm carries a net current I = 1x10-3 A. When this current is evenly distributed across the wire’s cross section, determine the speed of free charges carry
The initial investment of 4000 dollars grows at the annual interest rate of 4 percent compounded continously. How long will it take to double investment.
A rubber ball is dropped to a hard floor from the height of 2.0 meters. It then rebounds to a height of 0.5 meters. i) Determine at what percentage of initial potential energy was ‘lost’ i
Determine the magnitude of the rms magnetic field of the gamma-ray pulse at the surface of magnetar, supposing that the pulse radiates evenly outward in all directions.
The bacteria population doulbes every six days. The scientist started her count from 6432 bacteria. When will the count reach 10674? Determine half-life of the radioactive substance if 2.4g decays
In Young's experiment, narrow double slits 0.2 mm apart diffract the monochromatic light onto a screen 1.5m away. The distance among the fifth minima on either side of the zeroth order maximum is ca
The two slits are illuminated by light which comprises of two wavelengths. One wavelength is acknowledged to be 436 nm. On a screen, the fourth minimum of the 436 nm light coincides with the third m
The rectangular flower bed is to be twice as long as it is wide. If they are enclosed should be greater than 72m2, what can you conclude about width of flower bed? Illustrate work.
A car of 1000 kg moves at a speed velocity of 2.0m/s. Determine its kinetic energy? Determine the required velocity for a 20.0 gram bullet which would encompass the similar kinetic energy as the car
Area, A=f(s) square feet, of the square wooden deck is the function of side s feet. Stain which costs $27.50 will cover 180 square feet of wood. Write the formula for f (s).
A student pushes on the side of the building having a force of 200 N for a time of 20 seconds? Did the student do any work on the building? Describe your reasoning.
With the glasses the person can view an object clearly which is very far away. Explain how far from the eyes is the person's far point situated?
Determine the function which models brightness of star as function of time (in days), t. (Suppose that at t = 0 brightness of star is 5.4 and that it is increasing.)
If suggested adult dosage for the drug is D (in mg), then to find out the suitable dosage c for the child of age a, pharmacists use equation c = 0.0417D(a + 1). Determine slope of the graph of c.