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Delhi Police Constable Exam Test 76
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Delhi Police Constable Exam Test 76

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  • Question 1/10
    1 / -0
    The marginal product curve is inverse ____ shaped.
    Solutions

    The marginal product curve is inverseU shaped. The marginal product of an input initially increases and then after a certain level of employment, it starts decreases.

  • Question 2/10
    1 / -0
    The force of friction that comes into play between two surfaces in contact before the actual motion starts, is called……………………….
    Solutions
    The force of friction that comes into play between two surfaces in contact before the actual motion starts, is called Static friction.
    Static frictional force is a self-regulating force. i.e., static friction will at all times be equivalent and opposite to the force applied.
    It can be explained as the force of friction which precisely balances the applied force for the duration of the stationary state of the body.Fs ≤ μs η , and Fsmax = μs η
    Fs= force of static friction
    μs= coefficient of static friction
    η= normal force (Greek letter "eta")
    ≤ means "less than or equal to"
    Fsmax= maximum force of static friction
  • Question 3/10
    1 / -0
    From which of the following countries, the provision of the joint sitting of the two houses of Parliament is borrowed?
    Solutions
    The provision of the joint sitting of the two houses of Parliament is borrowed from Australian Constitution.
    Other features borrowed from Australian Constitution are given below-
    Concurrent list, and freedom of trade, commerce, and inter-course.
  • Question 4/10
    1 / -0
    International Day for the Elimination of Racial Discrimination is observed on?
    Solutions
    The International Day for the Elimination of Racial Discrimination is observed annually on 21 March.
  • Question 5/10
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    _________ of reservation in government jobs and education granted to the economically backward among the general category as announced in the Interim Budget 2019
    Solutions

    • On 7th January 2019, the government of India approved a 10 per cent reservation for economically backward upper castes in government jobs and education.

    • The Constitution (103 Amendment) Act, 2019 received the assent of the President on 12th January 2019.

    • The Act amends Articles 15 and 16 of the Constitution, by adding a clause which allows states to make "special provision for the advancement of any economically weaker sections of citizens".

  • Question 6/10
    1 / -0
    Which of the following ministries is NOT associated with the initiative of Beti Bachao, BetiPadhao Scheme?
    Solutions

    * Government launched the Beti Bachao Beti Padhao (BBBP) on 22nd January, 2015 at Panipat in Haryana.

    * It is a tri-ministerial effort of Ministries of Women and Child Development, Health & Family Welfare and Human Resource Development.

  • Question 7/10
    1 / -0
    A shopkeeper allows a discount of 10% on the marked price of a camera. Marked price of the camera, which costs him 600, to make a profit of 20% should be:
    Solutions

    Cost price is 600.

    Now, Shopkeeper is taking 20% profit. So, the Selling price =
    = 
    And Shopkeeper has also given a discount of 10% on MRP. So, 

    MRP =  Rs 800

  • Question 8/10
    1 / -0
    There was simple interest of Rs. 4016.25 on a principal amount at the rate of 9%p.a. in 5 years. Find the principal amount
    Solutions
    Principal = ?, SI = Rs. 4016.25, R = 9%, T = 5 years

    P = S.I.×    100/R×T
     
    P=4016.25×100/(9×5)= Rs.8925
  • Question 9/10
    1 / -0
    Identify the diagram that best represents the relationship among the given classes.
    Tall men, Black haired people, Indians.
    Solutions
    Some tall men can be black haired. Some black haired persons can be Indians. Some tall men can be Indians. So, all the three items are partly interrelated.

    Hence, A is correct.
  • Question 10/10
    1 / -0

    Directions For Questions

    Direction: Arrange the following words as per order in the dictionary.

    ...view full instructions

    1. Banquet
    2. Bangle
    3. Bandage
    4. Bantam
    5. Bank
    Solutions
    Arrangement of words according to dictionary:
    3 (bandage) ⇒ 2 (bangle) ⇒ 5 (bank) ⇒ 1 (Banquet) ⇒ 4 (Bantam)
    Hence the correct answer will be option4.
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