mass of the space probe is given as
m = 1700 lbm = 771.12 kg
each thrust will apply a net force
now we will have
given that we have final speed v = 420 miles/minute
we need to convert it into m/s
now from above equation
<em>so it will require 63.8 weeks to reach the given speed</em>
Answer:
B, C and D are true.
<h3>Explanation:</h3>
A is false because they appear a pale reddish colour not purple.
Vibration of a certain medium is necessary for the production of sound. For example vibratuon in the guitar's strings, vibration in vocal chord (when humans are speaking) etc etc.
Sound energy is the form of waves. Thus it requires a specific media to transmit itself. For instance sound travels fastest in solids. Sound also travels in liquids and air (gases). However, if there is no medium present. Sound will not travel.
Hope you get the answer :)
Answer:
It is directly proportional to the charge
Explanation:
Hope this helps : )