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
butalik [34]
3 years ago
13

Which of the following describes the efficiency of real machines?

Physics
2 answers:
Mariulka [41]3 years ago
4 0

Are you sure! Becuase I dont want to get this one wrong!



Leokris [45]3 years ago
3 0
Choice-B is the true one.
You might be interested in
What is a difference between physical traits and personality traits?
malfutka [58]

Answer:

A physical trait is visible to the naked eye, such as, having six fingers; and a character trait is invisible to the naked eye, such as, being charming. Both can be subjective, for instance, claiming somebody has a big nose is a subjective comment about somebody's physical appearance.

5 0
3 years ago
Read 2 more answers
Phân biệt các đặc điểm khác nhau giữa chất rắn, chất lỏng
vitfil [10]

Answer:

şen çal kapimi turkish drama

6 0
3 years ago
A bullet is fired horizontally at a height of 2 meters at a velocity of 930 m/s. Assume no air resistance. How far did the bulle
USPshnik [31]

Answer:

im pretty sure its a

Explanation:

4 0
3 years ago
Read 2 more answers
In a cup game if the teams have the same score at the end of the match, 30 minutes of ------- are played.
Alina [70]

Answer:

second lag

Explanation:

If in a cup game, a specified time limit is assigned to both teams to score high. If both teams are unable to score or if score of both the teams is equal then there is another second lag played where each team tries to score high. Even if in second lag both teams fail to score higher than other the last third lag is played or else game is declared draw.

5 0
3 years ago
What is the purpose of the magnetic field in a cathode ray tube?
andre [41]

Answer:

In order to determine if the cathode ray consisted of charged particles, Thomson used magnets and charged plates to deflect the cathode ray. He observed that cathode rays were deflected by a magnetic field in the same manner as a wire carrying an electric current, which was known to be negatively charged.

Explanation:

4 0
3 years ago
Other questions:
  • What causes the erosion of rocks on the moon’s surface?
    15·2 answers
  • What is one of Kepler's laws of planetary motion?
    12·2 answers
  • Four point charges have the same magnitude of 2.4×10^−12C and are fixed to the corners of a square that is 4.0 cm on a side. Thr
    12·1 answer
  • What is the value of x if one side is 8 and the other side is 6
    13·1 answer
  • A 0.850 kg mass is placed on a
    14·1 answer
  • A. A land speed car can decelerate at 9.8m/s. How long does it take the car to come to a complete stop from a run of 885 km/hr (
    5·1 answer
  • A student decides to give his bicycle a tune up. He flips it upside down (so there's no friction with the ground) and applies a
    5·1 answer
  • Suppose you find yourself in a spaceship in a uniform circular orbit around a star. Suppose also that that star is going to lose
    5·1 answer
  • You accidentally drop an eraser out of the window of an apartment 15 m above the ground
    10·1 answer
  • Give an example of how a bicycle rider would accelerate? Explain the three different ways a bicyclist could
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!