or
Atith Adhikari asked a question

Yes, a physical quantity can have magnitude and direction but still be a scalar if it doesn't obey the vector addition. An example is Electric Current which has magnitude and a fixed direction, but it does not follow vector laws of addition.

2 Thanks
2 Answers
grishma gautam asked a question

1.ans:  No the tension in the string of a simple pendulum is not constant throughout the motion                                     

v is velocity of the bob and theta is the angle made by the string with vertical axis.
as v and  both are variable T is also variable.
T is maximum at mean position as at mean position v is max and the angle is minimum.


2.ans: If the amplitude of the simple...

1 Thanks
2 Answers
Raunak Kumar asked a question

BODMAS=Bracket, Order, Division, Multiplication, Addition and Subtraction. In certain regions, PEMDAS (Parentheses, Exponents, Multiplication, Division, Addition and Subtraction) is the synonym of BODMAS. It explains the order of operations to solve an expression.

10 Thanks
2 Answers
Jessica Yadav asked a question

zinc will react with sulphuric acid forming zinc sulphate dissolved in solution and releasing hydrogen gas.
Zn + conc. 2 H2SO4 ZnSO4 + SO2 + 2 H2O

3 Thanks
2 Answers
Rabin Kalikote 11 months ago
2 Claps
1 Comments
Surakshya Pandey

very fine!

Rabin Kalikote

Glad to hear, miss!

7mo

Mattrab Community

Create, share and learn from the unlimited notes, photos and videos and ask your questions, answer your friends all over Nepal and grow. Create, share and learn.

Ask Mattrab is changing soon

We are excited for you to try new features. What are you excited about?

Close Open App