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A diver springsupward from a board that is three meters above water. At an instanthe contacts the water his speed is 9.20 m/s and his body makes anangle of 78.0owith respect to the horizontalsurface of the water.
(a) Determine his initial velocity(magnitudeand direction).
(b) What is his maximum height above the watersurface?)
(c) Find the horizontal distance between his initial and final points.
In the process of electrolysis.... as it is that charges move from negative to positive terminal... and that the cathode is the negative terminal.... so according to me the metal should get deposited on the anode (negative to positive) then why does ..
A 220 g block on a 50 cm long string swings in a circle on a horizontal, frictionless table at 95.0 rpm. what is the tension on the string.
A house has a floor area of 113 m2 and an outside wall that has an area of 26 m2. The earth's magnetic field here has a horizontal component of 3.0 multiplied by 10-5 T that points due north and the vertical component of 4.9 multiplied by 10-5 T p..
Pulsars are neutron stars that emit X rays and other radiation insuch a way that we on Earth receive pulses of radiation from thepulsars at regular intervals equal to the period that they rotate.Some of these pulsars rotate with periods as short a..
A 0.40-kg iron horseshoe is dropped into 1.15L of water in a 0.34-kg iron pot initially at 20.0?C. Determine the initial temperature of the hot horseshoe.
A 0.410-kg blue bead slides on a frictionless, curved wire, Find the maximum height the green bead rises
Find the value of Q that would make the thickness of the equivalent body 0.1 times its length (i.e the value of y at the dividing streamline at x=0 is 1/10 of the x coordinate at the aft stagnation point.).
A 325-N force accelerates a 50.0-kg crate from rest along a horizontal frictionless surface for a distance of 20.0 m as shown in the figure. How much work is done on the crate? What is the final speed of the crate?
The ends of a thin bar are maintained at different temperatures. The temperature of the cooler end is 8°C, while the temperature at a point 0.13 m from the cooler end is 23°C and the temperature of the warmer end is 48°C. Assuming that heat flows onl..
As a projectile moves in its path, is there any point along the path where the velocity and acceleration vectors are (a) perpendicular to each other? (b) Parallel to each other?
A person driving her car at 48 km/h approaches an intersection just as the traffic light turns yellow. The yellow light lasts only 2.0 s before turning to red, how far will she travel before stopping
A drug prepared for a patient is tagged with which has a half life of 6.05 h and an activity of 1.60 µCi when it was prepared. What is its activity at the time it is injected
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