Mass Spectrometry: Quadrupole Mass Filter Mass Spectrometer
... arranged as in the figure above. Two opposite rods have an applied potential of (U+Vcos(ωt)) and the other two rods have a potential of -(U+Vcos(ωt)), where U is a dc voltage and Vcos(ωt) is an ac voltage. The applied voltages affect the trajectory of ions traveling down the flight path centered bet ...
... arranged as in the figure above. Two opposite rods have an applied potential of (U+Vcos(ωt)) and the other two rods have a potential of -(U+Vcos(ωt)), where U is a dc voltage and Vcos(ωt) is an ac voltage. The applied voltages affect the trajectory of ions traveling down the flight path centered bet ...
CHAPTER 2: Special Theory of Relativity
... There is no way to detect absolute motion, and no preferred inertial system exists. 2) The constancy of the speed of light: Observers in all inertial systems measure the same value for the speed of light in a vacuum. ...
... There is no way to detect absolute motion, and no preferred inertial system exists. 2) The constancy of the speed of light: Observers in all inertial systems measure the same value for the speed of light in a vacuum. ...
Blank Jeopardy - prettygoodphysics
... The mass of Planet X is one-tenth that of the Earth, and its diameter is one-half that of the Earth. The acceleration due to gravity at the surface of Planet X is most nearly (A) 2m/s2 (B) 4m/s2 (C) 5m/s2 (D) 7 m/s2 (E) 10 m/s2 ...
... The mass of Planet X is one-tenth that of the Earth, and its diameter is one-half that of the Earth. The acceleration due to gravity at the surface of Planet X is most nearly (A) 2m/s2 (B) 4m/s2 (C) 5m/s2 (D) 7 m/s2 (E) 10 m/s2 ...
2015 - The Physics Teacher
... The force - acting in towards the centre - required to keep an object moving in a circle is called centripetal force. (ii) State Newton’s law of universal gravitation. Newton’s law of gravitation states that any two point masses in the universe attract each other with a force that is directly propor ...
... The force - acting in towards the centre - required to keep an object moving in a circle is called centripetal force. (ii) State Newton’s law of universal gravitation. Newton’s law of gravitation states that any two point masses in the universe attract each other with a force that is directly propor ...
The Question of Einstein`s Speculation E = mc2 and
... However, theorists such as Herrera, Santos, & Skea [23] argued that M in (5) involves the electric energy. Then the metric would imply a charged ball would increase its weight as the charge Q increased. However, this is in disagreement with experiments of Tsipenyuk and Andreev [24], who show that a ...
... However, theorists such as Herrera, Santos, & Skea [23] argued that M in (5) involves the electric energy. Then the metric would imply a charged ball would increase its weight as the charge Q increased. However, this is in disagreement with experiments of Tsipenyuk and Andreev [24], who show that a ...
THIS IS A PRACTICE ASSESSMENT
... box and the floor is 0.375. Find the work done by friction over each 6.75 m of the two paths (use g = 9.78 ms-2 ). Then state whether or not friction is a conservative force, and justify your statement. 1. hyp:______________ ___________________________________________________________ legs:__________ ...
... box and the floor is 0.375. Find the work done by friction over each 6.75 m of the two paths (use g = 9.78 ms-2 ). Then state whether or not friction is a conservative force, and justify your statement. 1. hyp:______________ ___________________________________________________________ legs:__________ ...
c - Telkom University
... Einstein’s Two Postulates With the belief that Maxwell’s equations must be valid in all inertial frames, Einstein proposes the following postulates: 1) The principle of relativity: The laws of physics are the same in all inertial systems. There is no way to detect absolute motion, and no preferred ...
... Einstein’s Two Postulates With the belief that Maxwell’s equations must be valid in all inertial frames, Einstein proposes the following postulates: 1) The principle of relativity: The laws of physics are the same in all inertial systems. There is no way to detect absolute motion, and no preferred ...
Electric Charge, Forces and Fields Review Worksheet (Honors)
... the center of the nucleus and gravitationally attract the two protons. Since the protons have the same charge, they are always as far apart as possible on opposite sides of the neutrons. What mass would the neutron have if this model of the helium nucleus works? Is that a reasonable mass? Looking in ...
... the center of the nucleus and gravitationally attract the two protons. Since the protons have the same charge, they are always as far apart as possible on opposite sides of the neutrons. What mass would the neutron have if this model of the helium nucleus works? Is that a reasonable mass? Looking in ...
H2 PHYSICS SET B PAPER 1 THE PHYSICS CAFE
... A stationary 1800 kg truck is hit from behind by a 900 kg car. The two become entangled and move off at the same speed together. If the smaller car was moving at a speed of 20 m s-1 initially, what is the final speed of the two vehicles after the collision? A C ...
... A stationary 1800 kg truck is hit from behind by a 900 kg car. The two become entangled and move off at the same speed together. If the smaller car was moving at a speed of 20 m s-1 initially, what is the final speed of the two vehicles after the collision? A C ...
AS A-level Chemistry Teaching notes: Time of flight mass
... fragmentation occurs upon ionisation and is commonly used to determine the relative molecular masses of polar molecules and biological macromolecules such as proteins. In the absence of fragmentation little structural information is obtained. For large biomolecules, molecular masses can be measured ...
... fragmentation occurs upon ionisation and is commonly used to determine the relative molecular masses of polar molecules and biological macromolecules such as proteins. In the absence of fragmentation little structural information is obtained. For large biomolecules, molecular masses can be measured ...
Space #3
... velocity of about 30 000 km/h o This velocity boost is maximised if a rocket is launched from the equator, as radius and hence tangential velocity are greatest here o First, the rocket is launched vertically to penetrate dense lower portion of the atmosphere by shortest possible route, then its traj ...
... velocity of about 30 000 km/h o This velocity boost is maximised if a rocket is launched from the equator, as radius and hence tangential velocity are greatest here o First, the rocket is launched vertically to penetrate dense lower portion of the atmosphere by shortest possible route, then its traj ...
Mass Spectrometer Practice Problems
... b) If the particles passing into the mass spectrometer are singly ionized oxygen (2.65601774 × 10-26 kg), singly ionized nitrogen (2.32526486 × 10-26 kg) and double ionized nitrogen (2.32526486 × 10-26 kg), how far away from the entrance will each different kind of particle land? (Assume semicircula ...
... b) If the particles passing into the mass spectrometer are singly ionized oxygen (2.65601774 × 10-26 kg), singly ionized nitrogen (2.32526486 × 10-26 kg) and double ionized nitrogen (2.32526486 × 10-26 kg), how far away from the entrance will each different kind of particle land? (Assume semicircula ...
Secondary: 5E Date: 17/06/2013
... questions, while Section B contains conventional questions. You are advised to finish Section A in about 60 minutes. ...
... questions, while Section B contains conventional questions. You are advised to finish Section A in about 60 minutes. ...