cassifiapdahsiej cassifiapdahsiej

25-04-2022
Physics

contestada

The gravitational force between two masses separated by a distance is F. The magnitudes of two masses are doubled and distance between them is reduced to half of the initial distance. The gravitational force between them will be:
[A] F
[B] 2F
[C] 4F
[D] 16F

Respuesta :

25-04-2022

Answer:

F = G M m / R^2

F1 = G M m / R1^2

F2 = 4 G M m / R2^2

**F2 / F1 = 4 * (R1 / R2)^2 = 4 / (1/2)^2 = 16**

F2 = 16 F1

Answer Link

Otras preguntas

Which italian city is home to the last supper

A line passes through the point (-4,3) and has a slope of -4. Write an equation in slope-intercept form for this line. ( Please help!!!!!)

f(x) = x3 – 2x + 6 g(x) = 2x3 + 3x2 - 4x + 2 Find (f – g)(x).

Based on the tree diagram below what is the probability that the test for lice returns a false positive

The owner of a rare manuscript and a collector entered into a written agreement for the sale of the manuscript at a price of $7,500, which was to be paid upon d

Presented below are two independent transactions. (Credit account titles are automatically indented when amount is entered. Do not indent manually.) (a) Bridgep

The length of the short hallway is 1 foot less than twice the width. The area of the hallway is 120 square feet. Find the length and width of the hallway.

Which statement is NOT true about the slope of a straight-line graph? A) Slope is a measure of the steepness of the line B) Slope is the ratio of vertical chang

According to developmental psychologist K. Warner Schaie, the period in middle adulthood when people take a broader perspective than earlier, including focusing

Silver ions can be found in some of the city water piped into homes. The average concentration of silver ions in city water is 0.028 ppm. (a) How many milligram