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A satellite is in earth orbit for which the perigee altitude is 200 km and the apogee altitude is 600 km. Find the time interval during which the satellite remains above an altitude of 400 km.
The speed of an electron is known to be between 3.0×106m/s and 3.3×106m/s . Estimate the uncertainty in its position
A 7.38- g bullet is moving at 670.00 m/s as it leaves the 0.62- m-long barrel of a rifle. What is the average force on the bullet
A 12 Volt battery (potential source) is connected across a 6 µF air filled capacitor. Determine how much energy can be stored his way
The nucleus of a promethium-145 atomcontains 61 protons. Assume that thenucleus is a sphere with radius 5.69fm and with the charge of the protons uniformly spread through thesphere. At the nucleus surface, what are the magnitude and direction of the ..
You have 11 m of 1.9 mm diameter copper wire and a battery capable of passing 12 A through the wire. What magnetic field strength could you obtain inside a 2.0 cm diameter solenoid wound with the wire asclosely spaced as possible?
A 112 ohm resistor is joined in parallel with a 25 Ω resistor. What is the equivalent resistance
Assume that the intensity of solar radiation incident on the cloudtops of the Earth is 1340 W/m^2. Calc the total power radiated by the Sun, taking the average Earth-sun separation to be 1.496 * 10^11 m.
the density of ice is 917 kgm3 and the density of sea water is 1025 kgm3. a swimming polar bear climbs onto a piece of
1.8 kilograms of water are changed, from ice at 0ËšC into liquid water at 0ËšC determine the change in mass of the water
A storage tank contains 21.6 kg of nitrogen (N_2) at an absolute pressure of 3.54 atm. What will the pressure be if the nitrogen is replaced by an equal mass of CO_2 ?
Two long, straight, parallel wires of length 4.5 m carry parallel currents of 3.1 A and 1.1 A. If the wires are separated by adistance of 3.4 cm, what is the magnitude of the force between the two wires?
Three balls with masses of 3.0 kg, 1.0 kg, and 5.0 kg are located at coordinates (8.0m,8.5m), (8.5m,4.5m), and (4.5m,1.0m), What is the x-coordinate of the center of mass
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