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an unstable high-energy particle is created in the laboratory and it moves at a speed of 0988c relative to a stationary
the emissivity of the human skin is 970 percent use 350 degc for the skin temperature and approximate the human body by
a football is kicked at ground level with a speed of 180 ms at an angle of 350 degrees to the horizontalhow much later
a 0120-kg 500-cm-long uniform bar has a small 0055-kg mass glued to its left end and a small 0110-kg mass glued to the
a playground merry-go-round has radius 250 m and moment of inertia 3000 kg m2 about a vertical axle through its center
a steep cliff west of lydias home reflects a 1460-khz radio signal from a station that is 699 km due east of her home
a sharp image is located 840 mm behind a 640 mm focal-length converging lensa find the object distance using a ray
a 320 kg hoop 160 m in diameter is rolling to the right without slipping on a horizontal floor at a steady 240 radshow
a 1525 kg object moving east at 250 ms collides with and bounces off of a 2875 kg object moving west at 175 ms if the
a wire of diameter 065mm and length 60m stretches 10mm when 55kg is hung from it what is the youngs modulus for the
a stone is suspended from the free end of a wire that is wrapped around the outer rim of a pulley as shown in the
a 120 kg box resting on a horizontal frictionless surface is attached to a 500 kg weight by a thin light wire that
in a science fiction novel a starship takes three days to travel between two distant space stations according to its
you are in a laboratory and investigating properties of a converging lens you place a screen 80 cm away from the object
a small town stores its drinking water in a tower what should be the towers height if the gauge pressure of the water
a 72 kg skier is going down a slope oriented 37deg above the horizontal the area of each ski in contact with the snow
at a given instant the blood pressure in the heart is 150 104 pa if an artery in the brain is 043 m above the heart
the human lungs can function satisfactorily up to a limit where the pressure difference between the outside and inside
an object is placed 17 cm to the left of a converging lens of focal length 30 cm a diverging lens of focal length 8 cm
a force of 725n accelerates a 325kg object initially moving 750 ms to a final velocity of 285 ms in 165 seconds what
a transformer has 30 turns of wire in its primary and 76 turns in its secondary a potential difference of 170 v ac is
a 6000 lb car is traveling sw at 40 mph it is hit by another car that weighs 7000 lb and is traveling nne at 50 mph the
a force of 725 n accelerates a 325kg object initially moving at 750 ms to a final velocity of 285 ms in 165 seconds
a step-up transformer for long-range transmission of electric power is used to create a potential difference of 10921 x