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A block of mass m= 0.2kg, in simple harmonic motion, has an amplitude of 3.5 cm and a maximum speed of 70 cm/s. What is the angular frequency for the oscillation is rad/s? What is the total mechanical energy of the system? What is the potential energy of the system when the block is 2 cm away from the equilibrium position?
a wooden plank of length l and mass m is supported by an axle that passes through its center. a small package of mass
question a 2590-kg spacecraft is in a circular orbit 2720 km above the surface of mars.how much work must the
Lasers are used extensively in eye surgery to remove unwanted "material" from the eye or reshape the eye's lens. What is the power during one of these pulses
A uniform rod rotates in a horizontal planeabout a vertical axis through one end. Calculate the angular momentum of the rod about that axis
A capacitor is charged with a 12.0V battery and is then connected to a 2.65 H inductor (at t=0sec) to form an oscillator with 12.0 Hz frequency.
How does graphene support Induced pluripotent stem cells culture and do different forms of graphene lead to distinct cell proliferation and differentiation characteristics
An 20cm--long bicycle crank arm, with a pedal at one end, is attached to a 25cm--diameter sprocket, What is the tangential acceleration of the pedal
You are the technical consultant for an action-adventure film in which a stunt calls for the hero to drop off a 24.9-m tall building and land on the ground safely at a final vertical speed of 3.87 m/s. What is the angular acceleration of the drum
A spider hangs from a strand of silk whose radius is5.8x10-6 m.The density of the silk is 1100 kg/m3.When the spider moves, waves travel along the strand of silk at aspeed of 310 m/s. Determine the mass of the spider.
A 290-kg chandelier is suspended from vertical steel cable. The cable is 7.9m long. How much does the cable elongate
A block is on a horizontal surface (a shake table) that is moving back and forth horizontally with simple harmonic motion of frequency 2.3 Hz. How great can the amplitude of the SHM be
after flying for 15 min in a wind blowing 42 kmh at an angle of 28deg south of east an airplane pilot is over a town
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