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The velocity of a particle is given by $v = At + Bt^2$, where $A$ and $B$ are constants. The distance travelled between $t = 1\text{ s}$ and $t = 2\text{ s}$ is:
$x = \displaystyle\int_1^2 v\,dt = \int_1^2 (At + Bt^2)\,dt = \left[\dfrac{At^2}{2} + \dfrac{Bt^3}{3}\right]_1^2$
$= \left(\dfrac{4A}{2} + \dfrac{8B}{3}\right) - \left(\dfrac{A}{2} + \dfrac{B}{3}\right) = \mathbf{\dfrac{3A}{2} + \dfrac{7B}{3}}$
The 18th Amendment to the Constitution of Pakistan (2010) primarily focused on:
The 18th Amendment significantly increased provincial autonomy and removed the President's power to dissolve Parliament.
In acute asthma, bronchoconstriction, mucosal edema, and mucus plugging all lead to airway obstruction and impaired gas exchange — the immediate life-threatening problem.
Nursing priority hierarchy in asthma (ABC framework):
- Impaired gas exchange — life-threatening, top priority
- Ineffective airway clearance
- Anxiety (which worsens bronchoconstriction)
- Activity intolerance
- Deficient knowledge (addressed after stabilization)
Immediate nursing interventions:
- Position: High Fowler's or leaning forward (tripod position)
- Administer short-acting bronchodilators (Salbutamol/Albuterol nebulization)
- Supplemental oxygen to maintain \\text{SpO}_2 \\geq 94\\%
- Continuous monitoring of peak expiratory flow rate (PEFR)
Using the table below, compare the dollar values of the two foreign currencies:
| Country | Value of 1 US Dollar |
|---|---|
| Argentina | 0.93 peso |
| Kenya | 32.08 shillings |
Quantity A: The dollar value of 1 Argentine peso
Quantity B: The dollar value of 1 Kenyan shilling
If $1$ USD $= 0.93$ peso, then $1$ peso $= \dfrac{1}{0.93} \approx 1.075$ USD.
If $1$ USD $= 32.08$ shillings, then $1$ shilling $= \dfrac{1}{32.08} \approx 0.031$ USD.
Quantity A $\approx 1.075$ USD > Quantity B $\approx 0.031$ USD.
Quantity A is greater.
ACLS Shockable Rhythm (VF/pVT) Algorithm:
- Defibrillate immediately (biphasic 120–200J; monophasic 360J)
- CPR 2 minutes (high-quality: 100–120 compressions/min, depth \(5-6 \text{ cm}\))
- Check rhythm — if still VF/pVT:
- Epinephrine 1 mg IV/IO every 3–5 minutes
- Defibrillate again
- CPR 2 minutes
- If VF/pVT persists: Amiodarone 300 mg IV (second dose: 150 mg) OR Lidocaine
- Minimize interruptions in CPR (pause \(< 10\) seconds for shocks)
- Treat reversible causes: 5 H's and 5 T's (Hypoxia, Hypovolemia, H\(^+\) acidosis, Hypo/Hyperkalemia, Hypothermia; Tension pneumothorax, Tamponade, Toxins, Thrombosis-PE, Thrombosis-coronary)
- Epinephrine: given after first or second defibrillation attempt, then every 3–5 min
A company needs to raise finance to build a factory. Which action would best protect existing shareholders' interests?
Option B (Rights issue) is correct.
A rights issue gives existing shareholders the right to buy new shares in proportion to their holdings — maintaining proportional ownership and avoiding dilution.
- A: Bonus issue does not raise new finance.
- C: Debentures are debt, not equity.
- D: General issue dilutes existing shareholders' ownership.
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