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A physical pendulum is composed of a sphere whose center of gravity is attached to a thin rod. The sphere has a moment of inertia of 2/5 MR2. The mass of the sphere is 2.00 kg and has a radius of 30.0 cm. The length of the rod is 50.0 cm. The period of the physical pendulum is.
A child in a boat throws a 6.0 kg package out horizontally with a speed of 10m/s. Compute the velocity of the boat immediately after, assuming it was initially at rest. The mass of the child is 29kg and that of the boat is 55.0 kg. Overlook water ..
A compressed-air cylinder is known to fail if the pressue exceeds 100 atm. A cylinder that was filled to 20 atm at 22°C is stored in a warehouse. Unfortunately, the warehouse catches fire and the temperature reaches 900°C. What is the pressure ins..
The diagram of a speaker has a mass of 50.0g and responds to a signal of 2.0 khz by moving back and forth a with an amplitude of 1.8 X10^-4 m at that frequency. what is the force acting on the speaker
Light of wavelength 572 nm illuminates a single 0.72 mm wide slit. What is the width of the central maximum
A 4.000 liter container is filled to the brim with ethanol at 20.0 °C. The container is heated to 30.0 °C. What is the volume expansion coefficient of the container material
A uniform magnetic field passes through a horizontal circular wire loop at an angle 16.2° from the normal to plane of the loop. compute the magnetic flux through the loop
Two balls of identical mass of 1.152 kg and with identical charges placed on them hang from the ceiling on identical strings of lengths 1.310 m. If the angle with respect to the vertical that the strings form is 24.5 degrees.
My car has rear defrosters that are made of 13 wires embedded into the rear window. They can melt a thin layer of ice, What is the cross-sectional area of each wire
A 2.23-m-long rod, as measured in its rest frame, speeds by you longitudinally at 6.11 × 107 m/s. By how many millimeters do you determine the rod has contracted
You are in the neighborhood of a star (radius of 700,000 kilometers) which has emitted so many protons ("solar wind") during its life, What power must the engines of the probe use in order to maintain the orbit
questiona 1000-kg car moves at an utmost speed so that it does not skid off the 50-m radius level track. if coefficient
an elastic collision between two bodies in which the collision is not head-on. Projectile particle m1 is an alpha particle and target m2 is an oxygen nucleus. Find the initial speed of the alpha particle
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