List of top Questions asked in AP EAPCET- 2026

Which one of the pairs will form a buffer solution?
In an EM wave, electric field amplitude is \( 300\,\text{V/m} \). Magnetic field amplitude is:
At a place, horizontal component of Earth's field is \( 0.3\,\text{T} \) and angle of dip is \( 60^\circ \). Total magnetic field is:
A charge \( q = 2\,\text{C} \) moves with velocity \( 3\,\text{m/s} \) perpendicular to a magnetic field \( B = 2\,\text{T} \). Force on charge is:
The immediate chemical source of energy for muscle contraction is:
Differentiate between Red Muscle Fibers (A) and White Muscle Fibers (B) based on the following traits:
(i) Low mitochondria count
(ii) High mitochondria count
(iii) High Myoglobin content
(iv) Low Myoglobin content
(v) Aerobic respiration
(vi) Anaerobic respiration
Birds are Uricotelic, meaning they excrete nitrogenous waste primarily as:
During which stage does the synaptonemal complex dissolve?
A Mendelian "Dihybrid Cross" (e.g., RRYY × rryy) results in a phenotypic ratio of 9:3:3:1 in the F₂ generation. This ratio supports which law?
In the context of DNA fingerprinting, VNTRs are used as probes. What does VNTR stand for?
The conjugate acid of \( \text{NH}_2^- \) is:
For which of the following process entropy change ($\Delta S$) is negative ?
I) Sublimation of dry ice
II) Freezing of water
III) Crystallisation of the dissolved substance
IV) Burning of rocket fuel
A wire is stretched to double its length. New resistance becomes:
Work done in moving a charge on an equipotential surface is:
A capacitor has capacitance $C$. When dielectric of constant $3$ completely fills it, new capacitance is:
Which of the following polymer is bio-degradable polymer:
Match List-I (Vitamins) with List-II (Deficiency Diseases): {ll} List - I & List - II
A. Vitamin B12 & I. Cheilosis
B. Vitamin D & II. Convulsions
C. Vitamin B2 & III. Rickets
D. Vitamin B6 & IV. Pernicious anaemia
The list given below contains essential amino acids that are basic (\(X\)) and also non essential amino acids that are neutral \(Y\). \(X\) and \(Y\) respectively are:
• [a)] Lysine
• [b)] Alanine
• [c)] Serine
• [d)] Arginine
• [e)] Tyrosine
Match List-I (Metals) with List-II (Refining Methods): {ll} List - I & List - II
A. NICKEL & I. ELECTROLYTIC REFINING
B. TITANIUM & II. ZONE REFINING
C. GERMANIUM & III. VAN ARKEL METHOD
D. COPPER & IV. MOND PROCESS
Match List-I and List-II with respect to the biological processes catalyzed by specific enzymes: {ll} List - I & List - II
I. Hydrolysis of starch to maltose & A. Diastase
II. Conversion of proteins to peptides & B. Pepsin
III. Hydrolysis of sucrose to glucose and fructose & C. Invertase
IV. Glucose to ethanol & D. Zymase
Two charges \( 2\mu\text{C} \) and \( 8\mu\text{C} \) are placed \( 2\text{ m} \) apart. Force between them is:
A string of length \( 1 \text{ m} \) fixed at both ends vibrates in second harmonic. Wavelength is:
Two tuning forks produce frequencies \( 256 \text{ Hz} \) and \( 260 \text{ Hz} \). Number of beats per second is:
A closed organ pipe has fundamental frequency \( 100 \text{ Hz} \). Length of pipe is:
A source of sound moves towards a stationary observer with speed \( 10 \text{ m/s} \). Speed of sound = \( 340 \text{ m/s} \). If original frequency is \( 340 \text{ Hz} \), apparent frequency is: