# Yahoo Web Search

1. ### Tank internal pressure immersed in water?

..., R is gas constant (use correct one!), T is temp in K ( C +273.15) You don't know temp or volume, so it cannot be ...

2 Answers · Science & Mathematics · 23/08/2020

2. ### If a 3μ C and a 7μ C charge is separated by 21cm, what is the force between the two charges? ?

F = k *Q1*Q2/d^2 = 9*10^9*3*7*10^-12*10^4/21^2 = 4.29 N

1 Answers · Science & Mathematics · 16/09/2020

3. ### physics question?

F = k e^2 / r^2 F = 9x10^9 * (1.602×10^−19)^2 / (1x10^−11)^2 F = 2.31 × 10^-6 N where e =  1.602×10^−19 C is charge od proton k = 9x10^9 N m^2/ C ^2 is Coulomb's constant

1 Answers · Science & Mathematics · 17/09/2020

4. ### Two sliding blocks newtons second law?

... - µ k *m₁*g m₂: m₂*a₂ = µ k *m₁*g ( c ) Zero for both, since there are no unbalanced forces. (d) for...

2 Answers · Science & Mathematics · 17/09/2020

5. ### Need Help With This Physics 3 Question?

...*ω*sin(kx - ωt) b. I = (p_max)² / 2ρv where p_max = B* k *A and ρ is the density of the liquid (see citation) c . Increase (obviously, and you'd hardly have to do the first two to...

1 Answers · Science & Mathematics · 20/09/2020

6. ### Physics help?

...or N/m, if you prefer; 19.74 before rounding) c . max U = ½kx² = ½*...2m)² = 39 J (using pre-rounded k value) d. max KE = 39 J = ½ * 2...

1 Answers · Science & Mathematics · 12/09/2020

7. ### Physics Electric Charge?

... * 6.44e-7C * (4.75/11.0) / 120m² Eqy = 20.8 N/ C (up) For the finite line charge, consider that dE = k *dq / d² acts in the +x direction on P, and dq = λ*dx and d...

1 Answers · Science & Mathematics · 09/09/2020

the 3rd charge must be placed between the other two then must be: k q1 q3 / x13^2 = k q2 q3 / x23^2 or q1 / x13^2 = q2 / x23^2 then setting k ...

1 Answers · Science & Mathematics · 17/09/2020