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A motorboat maintained a constant speed of 24 miles per hour relative to the water going 35 miles upstream and then returning the total time for the trip was 3.0 hours What is the speed of current?
Wiki User
∙ 9y ago
The current speed is about 4 miles per hour.
Wiki User
∙ 9y ago
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Is relative dielectric constant dimensionless?
Correct: it is a dimensionless number.
What is dk measurement?
DK measurement is the measurement of the relative dielectric constant of liquids and solid material. It is a measure of permeability.
What is Avogadro constant?
Avogadro constant or number is the number of atoms in one mole, which is equal to 6.0221415 × 10^23. Edited to: The Avogadro constant is the number of particles (atoms, molecules or compounds) in one mole of a substance. It is the number of atoms in exactly 12g of carbon-12. As for all other elements, one mole of those is found in the relative atomic mass of that substance which is calculated relative to one twelfth of a carbon-12 atom e.g. one mole of oxygen atoms is in 16g of oxygen... and a mole was experiemtally worked out to contain 6.0221415 × 10^23 particles.
What is constant k?
There are a number of K constants:1) k, the spring constant in Hooke's law relating deformation (strain) and force applied (stress) to a material body.2) k or kB, the Boltzmann constant, the physical constant relating energy and temperature at the particle level.3) K is a thermodynamic chemical equilibrium constant.4) Coulomb's constant k e is used in measuring electrostatic interaction between electrically charged particles. It comes from three other constants: the speed of light c 0 , magnetic permeability μ 0 , and electric permittivity ε 0.5) κ (kappa), in semiconductor manufacturing, means a low-κ dielectric: a material with a small dielectric constant relative to silicon dioxide.
What are absolute relative and polar coordinates?
absolute relative and polar coordinates definition
Is a rowboat slow?
According to Einstein, everything is relative. So, compared to (relative to) swimming, no, a rowboat is not slow. But, relative to a motorboat, then yes, a rowboat is slow.
What is relative permittivity if dielectric constant of water is 80.10?
'Dielectric constant' is an archaic term for relative permittivity. They are one and the same.
What is relative rate constant?
A relative rate constant the rate at which a reaction will take place. Ex. V = k [A][B] the constant ,k, is a constant value for the rate of the reaction in said equation.
Is relative dielectric constant dimensionless?
Correct: it is a dimensionless number.
What Value remains constant in ultrasonic testing?
In general ultrasonic velocity is considered as a constant value relative to the material.
How can I find the uncertainty when a constant is divided by a value with an uncertainty?
Add up the relative uncertainties of both constant and of the divider
What is meant about di-electric constant?
The relative permittivity of a material is its dielectric permittivity expressed as a ratio relative to the permittivity of vacuum.Permittivity is a material property that expresses the force between two point charges in the material. Relative permittivity is the factor by which the electric field between the charges is decreased or increased relative to vacuum.Likewise, relative permittivity is the ratio of the capacitance of a capacitor using that material as a dielectric, compared to a similar capacitor that has vacuum as its dielectric. Relative permittivity is also commonly known as dielectric constant, a term deprecated in physics and engineering.
Is earths surface in constant motion?
Yes, relative to any observer not attached to the earth's surface.
What happens to the motion of the object if you change the mass of the object but keep the net force constant?
The relative change in mass will be ofset by a relative change in acceleration:dm/m + da/a=0
What happens to the motion of an object if you change the mass of the object but keep the net force constant?
The relative change in mass will be ofset by a relative change in acceleration:dm/m + da/a=0
How do you use relative ferquency in a sentence?
You wouldn't. First of all, frequency is spelled wrong precluding its use. Second frequency is not relative; it is a constant in time (events/sec). There are not relatively more waves /sec in blue light than in red, there are more, period. Similarly, there are not relatively more of less of anything since this is an exact constant that is relative only if time changes.
Is length a constant?
No, length is a relative measure. If an object is travelling close to the speed of light it undergoes Lorenz contraction.
