choose the appropriate answer. (a) Both the Assertion and the Reason are correct and the reason is the correction explanation of (b) The Assertion and the Reason are correct but the reason is not the correct explanation of the (c) Assertion is true but the Reason is false. (d) Assertion is false but the Reason is true. Assertion Reason Based Question: 9. Assertion (A): The SI unit of weight is the same as that of force, that is Newton. Reason (R): The weight of the object is the force with which it is attracted towards the earth. 10. Assertion (A):A boy gets completely exhausted in trying to push a stationary wall. Reason (R) : The work done by the boy on the wall is zero.
Answers & Comments
Answer:
d is right
9. Ris right
10 . A is right
I don't know is right or wrong
I am also BTS ARMY
Answer:
If sin (x – 20)° = cos (3x – 10)°, then find the value of x.
Solution:
sin (x – 20)° = cos (3x – 10)°
⇒ cos [90° – (x – 20)°] = cos (3x – 10)°
By comparing the coefficient
90° – x° + 20° = 3x° – 10° = 110° + 10° = 3x° + x°