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question1the large quadriceps muscle in upper leg terminates at its lower end in a tendon attached to upper end of the tibia the forces on a lower
questiona status newtons first law of motion b a 2-kg object is affecting horizontally with a speed of 4 ms how much net force is necessary to keep
question 1 band structurecarriers in a two-dimensional 2d sample occupy a conduction band with the approximate energy-wavevector relationwhere a 2nm
problem 1two horses pull horizontally on ropes attached to a stump the two forces texttipvec f1f1vec 1230rm n and vecf2 that they apply to the stump
charge is distributed with constant volume density d throughout the rectangular box with length a width b and height ca what is the monopole moment
all the data for this problem come from a conservative dialect of vegraveneto a romance language spoken in northern italy near the city of padua
question 1 the system shown below is released from resta determine the smallest coefficient of static friction necessary for mass a to remain
problem 1 my son jumps on his stomp rocket and it takes off with an initial speed of 98 ms starting from the grounda when does it reach its maximum
question 1the system shown below is released from restnbspa calculate the smallest coefficient of static friction necessary for mass a to remain
a uniform sphere of mass 2kg is kept in a fixed position by two strings ab and cd ab is horizontal and cd is inclined at 30deg to the
1 the ground state ofnbsp has jpi 32-1 the first excited state at 674 kev has jpi 12-1 and the second excited state at 2830 kev has list the
1 calculate the dc voltage applied to the 10 load resistor in the circuit shown below assume the diode threshold voltage is 07 v and the bulk
a robot unloads a completed component from a machine and places it on a gravity conveyor the conveyor accelerates from rest until it reaches the
question 1for a blackbody the frequency at which maximum energy is emitted is 3 x 1013 hz a give a wavenumber for the wavelength of the infrared
a magnetic field is present in space and is time dependent it is given bybt sint i 7-t j 23t ka wire in the shape of a rectangle is lying in the
the longitudinal vibrations of a bridge are to be modeled as a single-degree-of-freedom system the mass of the bridge is 25kgnbsp the stiffnesses of
A mixture of Na2CO3 and BaCO3 weighing 0.2000 g requires 30.00 mL of 0.1000 N acid for complete neutralization. What is the percentage of each component mixture?
Why do you only report 2 sigfigs when calculating freezing point depression.
A certain second-order reaction () has a rate constant of 1.10×10-3 at 27 and an initial half-life of 226. What is the concentration of the reactant after one half-life?
The formulas for the ?uorides of some second period elements are LiF, BeF2, BF3, and CF4. Which is the correct formula for strontium bromide
Two students are on a balcony 20.1 m above the street. One student throws a ball (ball 1) vertically downward at 13.0 m/s; at the same instant, the other student throws a ball (ball 2) vertically u
A pickup truck with a mass of 1230 kg is moving at 105 km/h stops within a distance of 53.0 m. (a) What is the direction and size of the force that acts on the truck? (b) How much more slowing force
A 0.750 kg block is attached to a spring with spring constant 17.0 N/m. While the block is sitting at rest, a student hits it with a hammer and almost instantaneously gives it a speed of 47.0 cm/s.
The pilot of an airplane traveling 160 km/h wants to drop supplies to flood victims isolated on a patch of land 155 m below. The supplies should be dropped how many seconds before the plane is direc
A very silly person, intent on catching pigeons on the roof of an apartment building, trips and falls a distance of 43.1 m. She lands on a metal garbage can, crushing it to a depth of 0.436 m and wa