DCOA Mixed Practice Test #152

Question 1

Aditya-L1 reached its final orbit around L1 Lagrange point in:‌​‍

Accepted Answer

January 2024 — Aditya-L1 was successfully inserted into its halo orbit around the L1 point on 6 January 2024.‌​‍

Answer

June 2024

Answer

March 2024

Answer

September 2023

Question 2

Which of the following has the highest specific heat capacity?

Accepted Answer

Water — Water's specific heat (4.186 kJ/kg·K) is exceptionally high — regulates climate.

Answer

Iron

Answer

Copper

Answer

Mercury

Question 3

'Figure out' means:

Accepted Answer

Understand/solve — Understand or solve.

Answer

Calculate figures

Answer

Draw

Answer

Plan

Question 4

Alternate interior angles:

Accepted Answer

Equal (parallel lines) — When lines parallel.

Answer

Different

Answer

Right

Answer

Sum 180

Question 5

Beriberi from:‌​‍

Accepted Answer

Vit B1 deficiency — Thiamine deficiency — polished rice diets.‌​‍

Answer

B12

Answer

B6

Answer

C

Question 6

First Dalit President:

Accepted Answer

Both — K.R. Narayanan (1997) and Kovind (2017).

Answer

K.R. Narayanan

Answer

Ram Nath Kovind

Answer

V.V. Giri

Question 7

Energy stored in capacitor:‌​‍

Accepted Answer

½CV² — Also ½q²/C = ½qV. Energy density: ½ε₀E².‌​‍

Answer

C/V

Answer

CV

Answer

CV²

Question 8

Which state in India observes 'Vidyasagar Jayanti' on September 26th as part of its education day celebrations?

Accepted Answer

A. West Bengal — West Bengal observes 'Vidyasagar Jayanti' on September 26th to commemorate the birth anniversary of Ishwar Chandra Vidyasagar, a renowned educator and social reformer. Bihar (B) observes 'Shiksha Parv' but not Vidyasagar Jayanti. Odisha (C) and Uttar Pradesh (D) have their own state-specific education days but not on this date.

Answer

B. Bihar

Answer

C. Odisha

Answer

D. Uttar Pradesh

Question 9

In CCE, which assessment type is used to evaluate a student's performance in co-curricular activities like sports and arts?

Accepted Answer

D. Non-scholastic assessment — Non-scholastic assessment in CCE evaluates life skills, attitudes, interests, and co-curricular activities like sports, arts, and work experience. Summative and formative assessments focus on scholastic subjects, while non-scholastic assessment covers these additional domains.

Answer

A. Summative assessment

Answer

B. Formative assessment

Answer

C. Scholastic assessment

Question 10

Atmospheric pressure at sea level:‌​‍

Accepted Answer

1 atm / 760 mm Hg — Standard atmospheric pressure.‌​‍

Answer

2 atm

Answer

10 atm

Answer

0.5 atm

DCOA Mixed Practice Test #152