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Answer:
(D) is visible light
Explanation:
(F) is xray and (B) is radio
Answer:
Explanation:
The given time is 1 / 4 of the time period
So Time period of oscillation.
= 4 x .4 =1.6 s
When the block reaches back its original position when it came in contact with the spring for the first time , the block and the spring will have maximum
velocity. After that spring starts unstretching , reducing its speed , so block loses contact as its velocity is not reduced .
So required velocity is the maximum velocity of the block while remaining in contact with the spring.
v ( max ) = w A = 1.32 m /s.
Answer:
False. Its your body, you do what you want. Wanna lose weight? Then do some reasearch. Wanna keep how body how it is? Then keep it. Its your body
Explanation:
