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An object floats in the water with 60% of its volume submerged. What is its approximate density?
A) 400kg/m^3
B) 600kg/m^3
C)1000kg/m^3
D)1400Kg/m^3
A fuse in an electric circuit is a wire that is designed to melt,and thereby open the circuit, if the current exceeds apredetermined value. Suppose that the material to be used in a fusemelts when the current density rises to 470 A/cm2.
An object with a height of 5cm is placed in front of a concave mirror that has a focal length of 12cm. where should the object be placed
A 4.60-g lead bullet at 34.0°C is fired at a speed of 260 m/s into a large block of ice at 0°C, in which it becomes embedded. What quantity of ice melts
A stick is resting on a concrete step with 1/4 of its length hanging over the edge. what is the magnitude of the angular acceleration of the stick at the instant shown
A solid, uniform disk of radius 0.250 m and mass 62.3 kg rolls down a ramp of length 4.70 m that makes an angle of 18° with the horizontal. Find the angular speed of the disk at the bottom of the ramp
Find out the moment of inertia of the wheel. Initially the wheel rotates with an angular speed , causing the block to rise with a linear speed = 0.33 .
A block of mass m [kg] slides from rest a distance d [m] down a frictionless incline at angle theta where it runs into a spring of spring constant k [N/m]. When the block momentarily stops, it has compressed the spring by x [cm].
Sound enters the ear, travels through the auditory canal, and reaches the eardrum. What is the fundamental frequency of the canal
IF Earth's orbit were suddenly to become much more eccentric. keeping orbital semimajor axis as is, fixed at 1 AU, but let's imagine shifting both the Earth's perihelion and aphelion points by 0.9 AU, so that at perihelion we were only 0.1 AU from th..
a thin lens of focal length 30.0 cm and is used to form an image that is twice the size of the object. Find the object position
A spring Oscillator is desgined with a mass of .568 kg. It opperates while immersed in a damping fluid,Find the required damping constant for the system
Light of wavelength 590nm passes throughtwo narrow slits 0.60 mm apart. The screen is 1.70 maway. What is the wavelength of the unknown light
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