51. Which of the following is the primary battle tank of the Indian Army?
A) Arjun
B) T-90
C) T-72
D) Vijayanta
Answer: B) T-90
52. Which of the following Indian military operations was conducted in response to the 2016 Uri attack?
A) Operation Meghdoot
B) Operation Vijay
C) Operation Bandar
D) Surgical Strike
Answer: D) Surgical Strike
53. What is the name of India’s first indigenously developed nuclear-powered submarine to be commissioned?
A) INS Chakra
B) INS Vikrant
C) INS Arihant
D) INS Kalvari
Answer: C) INS Arihant
54. Which of the following is the primary rocket artillery system of the Indian Army?
A) Pinaka
B) Smerch
C) Grad
D) BM-21
Answer: A) Pinaka
55. Which of the following is the primary air-to-ground missile of the Indian Air Force?
A) Kh-59MK
B) Harpoon
C) Maverick
D) Spice
Answer: D) Spice