For a rigid body, the angular velocity of any particle about a given axis of rotation is:
Options not extracted (OCR issue).
Consider the following statements about the phases of long jump: 1) The athlete attains maximum momentum by running on the runway before take-off. 2) During take-off, the athlete pushes off with the weaker foot to maintain balance. Which of the statements given above are correct?
- A.Only 1 is Correct
- B.Only 2 is Correct
- C.1 and 2 are correct
- D.Neither 1 nor 2 are Correct
The function of lysosomes in cells is:
- A.Intracellular digestion
- B.Energy production
- C.Genetic information storage
It is difficult to start motion with a heavy box and also difficult to stop it once it's moving. This best exemplifies: fort aint fees cat aa Heat Afkart Stat ¢ ike VeH are TATA St GA UX Ga Mena HT Afenct Slat Sl As SAG AIA ALHT Taree 8:
Which biomolecule acts as the primary energy storage in animals?
Options not extracted (OCR issue).
What happens when an ideal fluid flows through a narrowing horizontal pipe? Speed decreases, Pressure increases mfa uedt 8, cara Teas Speed increases, Pressure decreases
- A.nfe aedt 8, cata Heats
- B.Both Speed and Pressure increases
- C.Both speed and pressure decreases
- D.nifa siz cara dat wa at ord &
Read the following statements about the photoelectric effect: 1. The kinetic energy of emitted photoelectrons increases with increasing intensity of incident light. 2. The photoelectric effect demonstrates the particle nature of light. 3. There is a threshold frequency below which no photoemission occurs, regardless of light intensity. Which of the above statements are correct? peniai-feela Sure ch are A Praca Hert us: 2. ventar-ferefa are Henrar ahr aAforhra vepia ct aatfar BI 3. um dtr angfa stat 8 foraes Are oenrar cht disar are Git ft Mt, ants Warat-Seaats ae Stat e1 sidlaa FS alr S Hert eT eg?
- A.1 and 2 only
- B.a. and 3 only
- C.1 and 3 only
Which statements about thermodynamic processes and heat engines is/are correct?
- A.1. Work done in irreversible expansion is greater than in quasi-static expansion.
- B.2. Efficiency of an ideal heat engine depends only on reservoir temperatures.
- C.3. Heat flows from cold to hot only with external work.
The moment of inertia of a rigid body about an axis: ferett star & oR: va ge fs or orsea aah: is a scalar quantity, independent of the axis yar fear TAR 8, wit tar a eats s Is a vector quantity, dependent on the axis Goh SHA TAT 8, Git sar OR FATS
- A.Is a scalar quantity, dependent on the axis
- B.Wem fear UR 8, Gt tar OR PRS
- C.Is a tensor quantity, independent of the axis
- D.Ye Ca AMAT, GH rar a Raa
Which BIMSTEC member state leads the priority area of "Energy"? or aT fertean(BIMSTEC) Fae Sart "Hott" & orafpar art aa A aravht 8?
- A.Thailand
- B.Sri Lanka
- C.Bangladesh
What happens to the perceived frequency when both the source and the listener move with the same speed in the same direction? ‘Wa ata afk ster at vem at ean A aa af S aera F at aqua Hi wg argfe ux aa Wa Usa 8?
- A.It increases
- B.It decreases
- C.It remains unchanged
- D.It fluctuates rapidly
Which of the following statements accurately reflects the biomechanical coordination during the throwing phase of discus throw? Prafef@a 4 8 ata a ae sere of & vgn aor & che arated rare waa at acl SS aaa 8? The shoulders and trunk continue rotating till 1 minute after the discus is released to maintain momentum, nifa aay wear & faery he aie erg, Bena otst & ue fae are aw gad ted GI The left foot remains fixed while the right foot rotates and stays straight throughout the motion.
- A.ara te FAR wal 8, Tales rai oe GH 8 ae Ue ale & Stes ater Va BI
- B.Both knees stay straight during rotation, but the right knee bends after forward extension for balance.
- C.gaa & de at get chet wea &, afeaa agers & fag ot aed ux asa Yea Ys aT BI
- D.The body's weight shifts entirely to the left foot while the right leg stabilizes the upper body lean.
A ball is thrown vertically upwards with an initial velocity of 10 m/s. Ignoring air resistance, what is the maximum height it will reach?
A person needs spectacles with a power of -2.5 D. This indicates that the person is suffering from: fereft cata at -2.5 St orax aret ash At arasaeal 1 Te attr é fe aafaa Prt a cifsa 8: Hypermetropia (farsightedness) and needs a converging lens. erguRagifiranr (qxgf atu) she oiftrard cta Fr oraxreran set 31 Myopia (nearsightedness) and needs a diverging lens.
- A.Pre qfate (aratftten) sie orrandt sta At arragacpan st 81
- B.Presbyopia and needs a bifocal lens.
- C.Daaraiftar otk va urtedt fa At reza 81
- D.Astigmatism and needs a cylindrical lens.