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A 182 kg weather rocket is loaded with 97 kg of fuel and firedstraight up. It accelerates upward at 29.98 m/s2 for34.9 s, then runs out of fuel. Ignore any air resistanceeffects.
What is the rocket's maximum altitude?
How long is the rocket in the air?
You throw a 25.0 N rock into the air from ground level and observe that, when it is 14.0 m high, find the rock's speed just as it left the ground
A sailboat is heading directly north at a speed of 18 knots (1 knot = 0.514 m/s). The wind is blowing towards the east with a speed of 10.4 knots. what is the magnitude of the knots
A car starts from rest and travels for 8.0 s with a uniform acceleration of +2.4 m/s2. How fast is the car going at the end of the braking period
question a wheel centered at the origin turns through a displacement of -8.00 radians. a bug riding on the wheel rim
The Relativistic Heavy Ion Collider (RHIC) at Brookhaven iscolliding fully ionized gold (Au) nuclei accelerated to an energyof 200 GeV per nucleon. Each Au nucleus contains 197nucleons.
A 12373-kg ice skater is standing at rest on a frozen lake. The friction between his skates and the surface of the ice is negligible. what is the magnitude of his recoil velocity
A sound wave is travelling trough a fresh water pool with a speed of 1482 m/s. what is the pressure amplitude of the wave
Quarks carry spin 1/2. Three quarks bind together to make a baryon (such as the proton or neutron); two quarks (or more precisely a quark and an anti-quark) bind together to make a meson (for example the pion or the kaon). Suppose the quarks are i..
A dentist's drill starts from rest. After 3.20 s of constant angular acceleration it turns at a rate of 2.3 104 rev/min. Find the drill's angular acceleration
The star Sirius has a surface temperature of 9750 K and aradius 2.4 times larger than the Sun's. What is the ratio of the flux (energy per square meter persecond) emitted from the surface of Sirius to the flux emittedfrom the surface of the Sun?
Two masses are connected by a cord passing over a pulley of radius R and moment of inertia I. Mass A slides on a frictionless surface, Derive a formula for the acceleration of the masses
A truck travels 2.75 km north and then makes a 90° left turn and drives another 4.90 km. The whole trip takes 6.00 min. What is the magnitude of the average velocity for this trip
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