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1.How long would it take the pendulum to complete one revolution at the north pole?
You place one end of the pole on a fence post and hold the other end of the pole 35cm from its tip. How much force must you exert to keep the pole motionless in a horizontal position?
If the length of the gun barrel is 0.80 , what is the magnitude of the accelerating force? (Assume the acceleration to be constant.)
Consider a civilization broadcasting a signal with a power of 1.5×104 watts. The Arecibo radio telescope, which is about 300 meters in diameter, could detect this signal if it is coming from a
Describe those specific recommendations.
If a 2m telescope is observing a wavelength of 600nm, what's the smallest resolvable angle in arc seconds?
A 1300 kg car drives around a flat 190 m diameter circular track at 30 m/s. What is the magnitude and direction of the net force on the car?
In determination of the volume of the irregularly shaped objected, any air bubbles sticking to the surface of the object when it submerged caused systematic errors. Will this error give and experime
An ocean liner leaves New York City and travels 33.0° north of east for 297 km. How far east and how far north has it gone? In other words, what are the magnitudes of the components of the ship
30 kg car travels at 90 km/h around a curve with a radius of 140 m. What should the banking angle of the curve be so that the only force between the pavement and tires of the car is the normal reac
An object of weight 1575 N hangs on another cable attached to the boom's free end. Find the tension T in the supporting cable.
A train 350 m long is moving on a straight track with a speed of 84.4 km/h. The engineer applies the brakes at a crossing, and later the train's last car passes the crossing with a speed of 16.3 km/
An object is dropped from an altitude of 1.10R above Earth's surface. Where R is the radius of the earth. What would be the speed of the object just before it hits Earth
Determining the Percentage of Calories and Fat Grams from Fat Intakes assignment. Please number and type out each question before each answer.
Find its centripetal acceleration. It continues to fly along the same horizontal arc but increases its speed at the rate of 1.03 m/s2.
Trace the impulse, listing the steps in as much detail as possible
A 2.62 kg mass attached to a light string rotates on a horizontal, frictionless table. The radius of the circle is 0.427 m, and the string can support a mass of 14.7 kg before breaking. The acceler
A sled of mass is being pulled horizontally by a constant upward force of magnitude that makes an angle with the direction of motion. The coefficient of kinetic friction is. The average velocity of
The spring of the pressure gauge shown in figura has a force constant of1000 n/m,and the piston has a diameter of 2 cm.as the gauge is lowered into water, what change in depth causas the piston to
A charge of +5.85 μC resides at the origin. (a) What is the flux through any Gaussian surface enclosing this charge? (b) What is the strength of the field due to the charge at a distance of 8.00
Cartesian and polar coordinate systems with the unit vectors de¯ning the axes of both systems explicitly marked.
In this problem, you will explore kinematics using an applet that simulates a car moving under constant acceleration. When you open the applet, you will see three sliders that allow you to adjust th
A 4.00 kg counterweight is attached to a light cord, which is wound around a spool. What is the net torque on the system about the point O?
If an animal needed to store energy for long-term use, but not be encumbered with the weight of extra tissue, which is the best molecule for storage?
An object of mass 550 grams sitting on a plane inclined at 35 degrees doesnt slide. now the plane is lifted to an angle of 50 degrees and the object slides down the plane knowing that the coefficie