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Q1. A solid disk of radius 6.00 and mass 1.75 that is rolling at a speed of 2.10 begins rolling without slipping up a 10.00 slope.
Q2. A civil engineer wishes to plan a curved exit ramp for a highway in a way that a car will not have to rely on friction to round the curve without skidding. In the other words, a car moving at the designated speed can negotiate the curve even while the road is covered with ice. Such a ramp is usually banked; this means the roadway is tilted toward the inside of curve. Suppose the designated speed for the ramp is to be 13.40 m/s (30.00 mi/h) and the radius of the curve is 50.00 m. At what angle should the curve be banked?
What is final total energy of the system
26 g of copper pellets are removed from a 300 degree Celsius oven and straight away dropped into 116 mL of water at 25 degree Celsius in an insulated cup. What will the new water temperature be.
What is the potential difference
At a factory, a noon whistle is sounding with a frequency of 491 Hz. As a car travelling at 78 km/h approaches the factory, the driver hears the whistle at frequency fi. After driving past the factory, the driver hears frequency ff. What is the chang..
A 1.2µF capacitor is charged to a potential difference of 11.0V. The wires connecting the capacitor to the battery are next disconnected from the battery and connected across a second, initially uncharged, capacitor. The potential difference across t..
A 9.40kg projectile is fired vertically upward. Air drag decreases the mechanical energy of the projectile-Earth system by 69.5kJ throughout the projectile's ascent. How much higher would the projectile have gone were air drag negligible.
At the same time, the stationary trumpeter played the same note. Ballot heard 3.0 beats per second. How fast was the train moving toward him.
In a certain RL time constant circuit, it takes 135 msec for the current to reach maximum after the switch is closed.
Estimate the acceleration of cyclist, and roller coaster.
Find out the tension of the right and left wire
What is momentum of the system immediately after the pack is thrown?
Phonology: All the data for this problem come from a conservative dialect of Vèneto, a Romance language spoken in northern Italy near the city of Padua.
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