269679
A particleis dropped from certain height. The time taken by it to fall through successive distances of \(1 \mathrm{~m}\) each will be
1 all equal, being equal to \(\sqrt{2 / g}\) second
2 intheratio of thesquare roots of theintegers \(1,2,3\)
3 in the ratio of thedifferenceinthesquare roots of the integers, i.e,
\(\sqrt{1},(\sqrt{2}-\sqrt{1}),(\sqrt{3}-\sqrt{2}),(\sqrt{4}-\sqrt{3}), \ldots \ldots\).
4 in theratio of thereciprocds of thesquareroots of theintegers, i.e., \(\frac{1}{\sqrt{1}}, \frac{1}{\sqrt{2}}, \frac{1}{\sqrt{3}}, \ldots \ldots\).
Explanation:
MOTION IN A STRIGHT LINE
269680
A body, freely falling under gravity will have uniform
1 speed
2 velocity
3 momentum
4 acceleration
Explanation:
MOTION IN A STRIGHT LINE
269682
A lift is coming from \(8^{\text {th }}\) floor and isjust about to reach \(4^{\text {th }}\) floor. Taking ground floor as origin and positive direction upwards for all quantities, which one of the following is correct?
1 \(x<0, v<0, a\lt 0\)
2 \(x\lt 0, v<0, a<0\)
3 \(x\lt 0, v<0, a\lt 0\)
4 \(x\lt 0, v\lt 0, a<0\)
Explanation:
MOTION IN A STRIGHT LINE
269671
\(B_{1}, B_{2}\) and \(B_{3}\) are three balloons ascending with velocities \(v, 2 v\) and \(3 v\), respectively. If a bomb is dropped from each when they are at the sameheight, then
NEET Test Series from KOTA - 10 Papers In MS WORD
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MOTION IN A STRIGHT LINE
269679
A particleis dropped from certain height. The time taken by it to fall through successive distances of \(1 \mathrm{~m}\) each will be
1 all equal, being equal to \(\sqrt{2 / g}\) second
2 intheratio of thesquare roots of theintegers \(1,2,3\)
3 in the ratio of thedifferenceinthesquare roots of the integers, i.e,
\(\sqrt{1},(\sqrt{2}-\sqrt{1}),(\sqrt{3}-\sqrt{2}),(\sqrt{4}-\sqrt{3}), \ldots \ldots\).
4 in theratio of thereciprocds of thesquareroots of theintegers, i.e., \(\frac{1}{\sqrt{1}}, \frac{1}{\sqrt{2}}, \frac{1}{\sqrt{3}}, \ldots \ldots\).
Explanation:
MOTION IN A STRIGHT LINE
269680
A body, freely falling under gravity will have uniform
1 speed
2 velocity
3 momentum
4 acceleration
Explanation:
MOTION IN A STRIGHT LINE
269682
A lift is coming from \(8^{\text {th }}\) floor and isjust about to reach \(4^{\text {th }}\) floor. Taking ground floor as origin and positive direction upwards for all quantities, which one of the following is correct?
1 \(x<0, v<0, a\lt 0\)
2 \(x\lt 0, v<0, a<0\)
3 \(x\lt 0, v<0, a\lt 0\)
4 \(x\lt 0, v\lt 0, a<0\)
Explanation:
MOTION IN A STRIGHT LINE
269671
\(B_{1}, B_{2}\) and \(B_{3}\) are three balloons ascending with velocities \(v, 2 v\) and \(3 v\), respectively. If a bomb is dropped from each when they are at the sameheight, then
269679
A particleis dropped from certain height. The time taken by it to fall through successive distances of \(1 \mathrm{~m}\) each will be
1 all equal, being equal to \(\sqrt{2 / g}\) second
2 intheratio of thesquare roots of theintegers \(1,2,3\)
3 in the ratio of thedifferenceinthesquare roots of the integers, i.e,
\(\sqrt{1},(\sqrt{2}-\sqrt{1}),(\sqrt{3}-\sqrt{2}),(\sqrt{4}-\sqrt{3}), \ldots \ldots\).
4 in theratio of thereciprocds of thesquareroots of theintegers, i.e., \(\frac{1}{\sqrt{1}}, \frac{1}{\sqrt{2}}, \frac{1}{\sqrt{3}}, \ldots \ldots\).
Explanation:
MOTION IN A STRIGHT LINE
269680
A body, freely falling under gravity will have uniform
1 speed
2 velocity
3 momentum
4 acceleration
Explanation:
MOTION IN A STRIGHT LINE
269682
A lift is coming from \(8^{\text {th }}\) floor and isjust about to reach \(4^{\text {th }}\) floor. Taking ground floor as origin and positive direction upwards for all quantities, which one of the following is correct?
1 \(x<0, v<0, a\lt 0\)
2 \(x\lt 0, v<0, a<0\)
3 \(x\lt 0, v<0, a\lt 0\)
4 \(x\lt 0, v\lt 0, a<0\)
Explanation:
MOTION IN A STRIGHT LINE
269671
\(B_{1}, B_{2}\) and \(B_{3}\) are three balloons ascending with velocities \(v, 2 v\) and \(3 v\), respectively. If a bomb is dropped from each when they are at the sameheight, then
269679
A particleis dropped from certain height. The time taken by it to fall through successive distances of \(1 \mathrm{~m}\) each will be
1 all equal, being equal to \(\sqrt{2 / g}\) second
2 intheratio of thesquare roots of theintegers \(1,2,3\)
3 in the ratio of thedifferenceinthesquare roots of the integers, i.e,
\(\sqrt{1},(\sqrt{2}-\sqrt{1}),(\sqrt{3}-\sqrt{2}),(\sqrt{4}-\sqrt{3}), \ldots \ldots\).
4 in theratio of thereciprocds of thesquareroots of theintegers, i.e., \(\frac{1}{\sqrt{1}}, \frac{1}{\sqrt{2}}, \frac{1}{\sqrt{3}}, \ldots \ldots\).
Explanation:
MOTION IN A STRIGHT LINE
269680
A body, freely falling under gravity will have uniform
1 speed
2 velocity
3 momentum
4 acceleration
Explanation:
MOTION IN A STRIGHT LINE
269682
A lift is coming from \(8^{\text {th }}\) floor and isjust about to reach \(4^{\text {th }}\) floor. Taking ground floor as origin and positive direction upwards for all quantities, which one of the following is correct?
1 \(x<0, v<0, a\lt 0\)
2 \(x\lt 0, v<0, a<0\)
3 \(x\lt 0, v<0, a\lt 0\)
4 \(x\lt 0, v\lt 0, a<0\)
Explanation:
MOTION IN A STRIGHT LINE
269671
\(B_{1}, B_{2}\) and \(B_{3}\) are three balloons ascending with velocities \(v, 2 v\) and \(3 v\), respectively. If a bomb is dropped from each when they are at the sameheight, then