MCQ
Atoms of different elements having same number of neutrons, but different atomic numbers are called:
- Aisotopes
- Bisobars
- ✓isotones
- Dnone of these
✓
Answer
Correct option: C.
isotones
C
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
Where is the object placed in the device shown in the diagram to obtain a highly enlarged size of image?
${ }_{92} U^{236} \longrightarrow 56 Ba^x+{ }_\gamma Kr^{92}+3 o^{n^1}+\text { energy }$
In the above nuclear equation, the values of $x$ and $y$ are :
→In the above nuclear equation, the values of $x$ and $y$ are :
In β- emission from a radioactive substance, an electron is ejected. This electron comes from:
Make the correct choice for each of the following:
Which one of the following Fig correctly shows the path of the ray through the glass block?
Which one of the following Fig correctly shows the path of the ray through the glass block?
In a circuit three resistors $1 W, 2 W$ and 3 W are connected in (i) series, (ii) in parallel. What is the ratio of the current flowing through the circuit when they are connected in series to that they are connected in parallel?
[Take supply voltage $=8 V$ ]
→[Take supply voltage $=8 V$ ]
Symbol ${ }_0 n^1$ represents :
→Tick (✓) the correct choice among the following :
Which of the following changes would enable a millimeter to be used as a
direct current ammeter reading upto 1 A?
Which of the following changes would enable a millimeter to be used as a
direct current ammeter reading upto 1 A?
When a bulb is powered by a 4 A current, the temperature difference between the filament and the surrounding air is $20^{\circ} C$. What current would result in a temperature difference of $100^{\circ} C$ ?
→Read the case and answer the following questions:
Case 1: 2 A current is flowing through a copper wire X of length 2 km and radius 2 cm.
Case 2: 4 A current is flowing through a copper wire Y of length 1 km and radius 2 cm.
Case 3: A copper wire Z carrying P amount of current by having potential difference of 16 V and resistance of 2 ohm.
Answer the following question?
(ii) Which wire is offering maximum resistance?
Case 1: 2 A current is flowing through a copper wire X of length 2 km and radius 2 cm.
Case 2: 4 A current is flowing through a copper wire Y of length 1 km and radius 2 cm.
Case 3: A copper wire Z carrying P amount of current by having potential difference of 16 V and resistance of 2 ohm.
Answer the following question?
(ii) Which wire is offering maximum resistance?
If A coolie lifts a load to the roof of a bus in 1 minute, and $B$ takes 2 minutes to lift the same load, the work done by the second coolie is:
→