Compare to acceleration at the surface of earth
A satellite is one Earth radius over the surface of Earth. Explain how does the acceleration due to gravity at that position compare to acceleration at the surface of Earth?
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You started with 400 grams of the radioactive element, and 7 days later it had decayed to 265 grams. Determine half-life of element?
Determine how broad are the first two bright fringes on either side of the central bright fringe? (State the width of a bright fringe as the linear distance from minimum to minimum.) Answer must be in cm.
Employ the polling data to determine the p-value for hypothesis test in part (b). Discuss to the manager what this p-value means regarding the level of significance of results.
The colony of bacteria grows exponentially. Colony starts with 3 bacteria, but 2 hours after beginning of experiment, it has grown to 780 bacteria. Write the formula for number of bacteria as the function of time.
At a later time t = 2.00 s, the particle is positioned at x = 8.50 m and y = 5.00 m. Determine constant force acted on the object throughout this time interval?
A uniform disk turns at 1.8 about a frictionless spindle. A non-rotating rod, of the similar mass as the disk and length equivalent to the disk's diameter, is dropped onto the freely spinning disk. They then both turn around the spindle having the
Half-life of iodine-123 is about 13 hours. You start with 1424 grams of iodine-123. Write the equation which gives amount of iodine-123 remaining after t hours.
For five points, express the multinomial coefficient 10M{2,3,5} as a product of binomial coefficients. Hint: the first one is10C2. For five more points, give a general formula for calculating the multinomial coefficient nM{a,b,c,d}, where a+b+c+d=n.
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