What is the speed at the bottom of swing
A pendulum with a length of 50 cm is pulled 30 cm away from the vertical axis and released from rest. What is its speed at the bottom of the swing?
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A 1-kg object is attached to spring and executes simple harmonic motion with a period of 2 s. what is accelarationof the object at t=0?
Which political theory best explains the difficulty of balancing human security and national security?
Estimate the number of gallons of gasoline consumed by the total of all automobile drivers in the United States, per year.
Which of these cells wander the interstitial fluid eating whatever bacteria and virus-infected cells they encounter and recognize?
Charges q and Q are placed on the x axis at x = 0 and x = 2.0 m, respectively. If q = -40 pC and Q = +30 pC, determine the net flux through a spherical surface (radius = 1.0 m) centered on the origin.
A 5.0 g bullet leaves the muzzle of a rifle with a speed of 320 m/s. What force (assumed constant) is exerted on the bullet while it is traveling down the 0.81 m long barrel of the rifle?
A female guinea pig homozygous dominant for black fur is mated with a a male homozygous for white fur color. In a little of eight offspring,there would probably be how many of what color guinea pigs
A 50 g ice cube floats in 195 g of water in a 100 g copper cup; all are at a temperature of 0°C. A piece of lead at 98°C is dropped into the cup, and the final equilibrium temperature is 12°C. What is the mass of the lead?
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