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The mean distance among earth and the sun is 1.50 multiplied by 1011 m. The average intensity of solar radiation incident on the upper atmosphere of the earth is 1390 W / m2. Assuming the sun emits radiation consistently in all directions, what is the total power radiated by the sun?
A gymnast was practicing an airborne movement and you filmed it in two dimensions. the mass of the lower body of the gymnast is 15kg, the mass of the trunk and arms is 20kg, and the mass of the head is 8kg.
A bowling ball (mass = 7.2 kg, radius = 0.11 m) and a billiard ball (mass = 0.39 kg, radius = 0.028 m) may each be treated as uniform spheres
a sodium ion na is neutralized by capturing a 0.5 ev electron. what is the wavelength of the emitted radiation if the
A 10.0 kg rocket is fired vertically. Its fuel gives ita kinetic energy of 1960J. What additional height will the rocket rise
In a heart pacemaker, a pulse is delivered to the heart 81 times per minute. The capacitor that controls this pulsing rate discharges through a resistance of 1.8 x 106. One pulse is delivered every time the fully charged capacitor loses 60.5% of its ..
An Indy car with a speed of 125km/h goes around a level, circular track with a radius of 1.3km. What is the centripetal acceleration of the car.
The m=1 bright fringe is located 2.0 cm from the centerline. The interference pattern is observed on a screen located 4.0 m from the slits. What is the separation between the slits
A projectile (mass = 0.259 kg) is fired at and embeds itself in a target (mass = 1.93 kg). (The target is initially stationary). The target (with the projectile in it) flies off after being struck. What percentage of the projectile's incident kinetic..
An elephant that has a mass of 7000 kg evenly distributes her weight on all four feet. estimate the pressure on each foot
An astronaut on a small planet wishes to measure the local value of g by timing pulses travelling down a wire which has a large object suspended from it. Imagine the wire of mass 3.80 g is 1.60 m long and has a 3.00-kg object suspended from it. A pul..
Stellar radial velocity variations as small as 1 m/s can be detected with current technology. what is the radius of the widest circular orbit on which jupiter could currently be detected orbiting the Sun
An particle with a charge value of 0.21 C is moving in the presence of an electric field of 5.5 N/C. What force does the particle experience
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