1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Anna71 [15]
3 years ago
9

Object A of mass M is released from height H, whereas object B of mass 0.5M is released from height 2H. What is the ratio of the

velocity of object A to that of object B immediately before they hit the ground?
A. 1:2
B. 1.41 :1
C. 1: 1.41
D. 1:4
E. 1:1

Physics
1 answer:
skelet666 [1.2K]3 years ago
5 0
My solution. ......................

You might be interested in
A bullet is fired in a horizontal direction with a muzzle velocity of 300m/s.In the absence of air resistance,how far will it ha
Kruka [31]

Answer:

304.9m

Explanation:

Given

Velocity = 300m/s

Tim = 1sec

Required

Horizontal distance S

Using the formula

S= ut+1/2gt²

S = 300(1)+1/2(9.8)(1)²

S = 300+4.9

S = 304.9m

Hence the distance travelled is 304.9m

6 0
2 years ago
Acceleration is positive when you are speeding up.
Vikki [24]

Answer:

B Negative

Explanation:

Its negative because when your going 25 mph your moving faster and when your coming up to the stop sign you will start to slow down going 10 mph then 0 mph when you reach the stop sign so it will be negative.

8 0
2 years ago
What would happen to the two balls if one of them were kept positively charged and the charge on the other ball were slowly incr
mariarad [96]

Answer:

the balls would move closer to each other

Explanation:

8 0
2 years ago
The work output of a machine divided by the work input is the ____ of the machine.
s344n2d4d5 [400]
<span>The work output of a machine divided by the work input is the "Efficiency" of the machine.

Hope this helps!</span>
7 0
3 years ago
What is the relationship between distance of the objects and the gravitational force between them? (Another way of asking: What
Nadya [2.5K]

Explanation:

increase in the force of gravity

6 0
3 years ago
Other questions:
  • You start with $15 and save $8 each week. What algebraic expression models models the total amount you save ? A. 8+15w B. 15-8w
    9·2 answers
  • Quick Physics Review Questions!!
    15·1 answer
  • A 12 oz can of soda is left in a car on a hot day. In the morning the soda temperature was 60oF with a gauge pressure of 40 psi.
    14·1 answer
  • you're riding on a train that's moving at 5 km/h and you roll a ball down the aisle at 2 km/h in the same direction as the train
    14·1 answer
  • A block is moving at constant speed due to a horizontal force pulling to the right. The coefficient of kinetic friction, Hk, bet
    7·1 answer
  • Dos masas de 8kg es tan unidas en el extremo de una varilla de aluminio de 400mm de longitud. La varilla está sostenida en su pa
    10·1 answer
  • What is the mechanical advantage of a hockey stick that is gripped at point D and hits the puck at point A?
    7·2 answers
  • Gravitational force varies (changes) inversely with what?
    14·1 answer
  • Which statement is true about the theory of plate tectonics and the theory of continental drift?:
    14·2 answers
  • A camera has a lens which is a curved piece of glass. This lens takes the beams of light from an object and redirects it to form
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!