For the following questions answer them individually
Which of the following is an operating system?
I. Ubuntu
II. Linux
III. Unix
Which of the following is NOT a logic gate?
In a reaction, what is the loss of hydrogen by substance called as?
Which of the following statement(s) is/are CORRECT?
I. Metallic oxides are said to be basic oxides.
II. Non-metallic oxides are basic in nature.
III. All acids have similar chemical properti es.
Which of the following is an example of colloidal solution of liquid in solid?
Hydrogen chloride is ______.
Which of the following occurs due to refraction?
I. The apparent displacement of a pencil, partly immersed in water.
II. Sun appears before the sunrise.
III. Sky appears blue.
What will be equivalent resistance of two resistors $$R_1$$ and $$R_2$$ when connected in series?
The phenomena of electromagnetic induction is ______.
Light waves are ______.